400 US quarts in US gallons
Conversion
400 US quarts is equivalent to 100 US gallons.[1]
Conversion formula
How to convert 400 US quarts to US gallons?
We know (by definition) that:
We can set up a proportion to solve for the number of US gallons.
Now, we cross multiply to solve for our unknown :
Conclusion:
Conversion in the opposite direction
The inverse of the conversion factor is that 1 US gallon is equal to 0.01 times 400 US quarts.
It can also be expressed as: 400 US quarts is equal to US gallons.
Approximation
An approximate numerical result would be: four hundred US quarts is about one hundred US gallons, or alternatively, a US gallon is about zero times four hundred US quarts.
Footnotes
[1] The precision is 15 significant digits (fourteen digits to the right of the decimal point).
Results may contain small errors due to the use of floating point arithmetic.