Online calculator to convert cubic meters to cubic kilometers (m3 to km3) with formulas, examples, and tables. Our conversions provide a quick and easy way to convert between Volume units.
Conversion Calculator
Enter your value in the conversion calculator below.
Convert m3 to km3
TIP: If the result of your conversion is 0, try increasing the "Decimals".
Conversion Definitions
The following is a list of definitions relating to conversions between cubic meters and cubic kilometers.
What is a cubic meter (m3)?
A cubic meter is a unit of volume in the Metric System. The symbol for cubic meter is m3. There are 1,000,000,000 cubic meters in a cubic kilometer. The International spelling for this unit is cubic metre.
What is a cubic kilometer (km3)?
A cubic kilometer is a unit of volume in the Metric System. The symbol for cubic kilometer is km3. There are 0.000000001 cubic kilometers in a cubic meter. The International spelling for this unit is cubic kilometre.
Conversion Formula
Let's take a closer look at the conversion formula so that you can do these conversions yourself with a calculator or with an old-fashioned pencil and paper.
The formula to convert from m3 to km3 is:
km3 = m3 ÷ 1,000,000,000
Conversion Example
Next, let's look at an example showing the work and calculations that are involved in converting from cubic meters to cubic kilometers (m3 to km3).
Cubic Meter to Cubic Kilometer Conversion Example
Task: Convert 75,000,000,000 cubic meters to cubic kilometers (show work) Formula: m3 ÷ 1,000,000,000 = km3 Calculations: 75,000,000,000 m3 ÷ 1,000,000,000 = 75 km3 Result: 75,000,000,000 m3 is equal to 75 km3
Conversion Table
For quick reference purposes, below is a conversion table that you can use to convert from m3 to km3.
Cubic Meters to Cubic Kilometers Conversion Chart
| cubic meters (m3) | cubic kilometers (km3) |
|---|---|
| 1,000 m3 | 0.000001 km3 |
| 2,500 m3 | 0.0000025 km3 |
| 5,000 m3 | 0.000005 km3 |
| 7,500 m3 | 0.0000075 km3 |
| 10,000 m3 | 0.00001 km3 |
| 25,000 m3 | 0.000025 km3 |
| 50,000 m3 | 0.00005 km3 |
| 75,000 m3 | 0.000075 km3 |
| 100,000 m3 | 0.0001 km3 |
| 250,000 m3 | 0.00025 km3 |
| 500,000 m3 | 0.0005 km3 |
| 750,000 m3 | 0.00075 km3 |
| 1,000,000 m3 | 0.001 km3 |
| 2,500,000 m3 | 0.0025 km3 |
| 5,000,000 m3 | 0.005 km3 |
| 7,500,000 m3 | 0.0075 km3 |
| 10,000,000 m3 | 0.01 km3 |
| 25,000,000 m3 | 0.025 km3 |
| 50,000,000 m3 | 0.05 km3 |
| 75,000,000 m3 | 0.075 km3 |
| 100,000,000 m3 | 0.1 km3 |
| 250,000,000 m3 | 0.25 km3 |
| 500,000,000 m3 | 0.5 km3 |
| 750,000,000 m3 | 0.75 km3 |
| 1,000,000,000 m3 | 1 km3 |
| 2,500,000,000 m3 | 2.5 km3 |
| 5,000,000,000 m3 | 5 km3 |
| 7,500,000,000 m3 | 7.5 km3 |
| 10,000,000,000 m3 | 10 km3 |
Related Units
The following tables provide a summary of the Volume units (both Fluid Volume units and Cubic Volume units) within their respective measurement systems.
Fluid Volume Units
| Unit | Symbol | Measurement System |
|---|---|---|
| US teaspoons | US tsp | US Customary Units |
| US tablespoons | US tbsp | US Customary Units |
| US fluid ounces | US fl oz | US Customary Units |
| US cups | US cup | US Customary Units |
| US pints | US pt | US Customary Units |
| US quarts | US qt | US Customary Units |
| US gallons | US gal | US Customary Units |
| Imperial teaspoons | Imperial tsp | Imperial System |
| Imperial tablespoons | Imperial tbsp | Imperial System |
| Imperial fluid ounces | Imperial fl oz | Imperial System |
| Imperial pints | Imperial pt | Imperial System |
| Imperial quarts | Imperial qt | Imperial System |
| Imperial gallons | Imperial gal | Imperial System |
| nanoliters | nL | Metric System |
| microliters | μL | Metric System |
| milliliters | mL | Metric System |
| centiliters | cL | Metric System |
| deciliters | dL | Metric System |
| liters | L | Metric System |
| decaliters | daL | Metric System |
| hectoliters | hL | Metric System |
| kiloliters | kL | Metric System |
| megaliters | ML | Metric System |
Note: There is a difference between US Customary Units and the Imperial System for volume conversions. The US gallon contains 128 US fluid ounces, whereas the Imperial gallon contains 160 Imperial fluid ounces.
Cubic Volume Units
| Unit | Symbol | Measurement System |
|---|---|---|
| cubic inches | in3 | US Customary Units/Imperial System |
| cubic feet | ft3 | US Customary Units/Imperial System |
| cubic yards | yd3 | US Customary Units/Imperial System |
| cubic miles | mi3 | US Customary Units/Imperial System |
| cubic millimeters | mm3 | Metric System |
| cubic centimeters | cm3 | Metric System |
| cubic decimeters | dm3 | Metric System |
| cubic meters | m3 | Metric System |
| cubic decameter | dam3 | Metric System |
| cubic kilometer | km3 | Metric System |
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