About the Units
gallon (gal)
A standard volume unit for liquids in the United States.
cubic gigameter (Gm³)
A volume unit equal to 10^27 cubic meters.
Common Conversions
- 1 gal = 3.785412e-30 Gm³
- 2.6417203e29 gal = 1 Gm³
Convert from gallons to cubic gigameters
Conversion Information
To convert from gallons to cubic gigameters, multiply by 3.785412e-30
1 gal = 3.785412e-30 Gm³