290 US customary cups in US gallons
Result
The conversion result is: 290 US customary cups is equivalent to 18.125 US gallons.[1]
Conversion formula
How to convert 290 US customary cups to US gallons?
We know (by definition) that: 1 uscup ≈ 0.0625 usgallon.
We can set up a proportion to solve for the number of US gallons.
1 uscup / 290 uscup ≈ 0.0625 usgallon / x usgallon
Now, we cross multiply to solve for our unknown x:
x usgallon ≈ (290 uscup / 1 uscup) * 0.0625 usgallon → x usgallon ≈ 18.125 usgallon
Conclusion:
290 uscup ≈ 18.125 usgallon
Conversion in the opposite direction
The inverse of the conversion factor is that 1 US gallon is equal to 0.0551724137931035 times 290 US customary cups.
It can also be expressed as: 290 US customary cups is equal to 1 / 0.0551724137931035 US gallons.
Approximation
An approximate numerical result would be: two hundred and ninety US customary cups is about eighteen point one two US gallons, or alternatively, a US gallon is about zero point zero six times two hundred and ninety US customary cups.
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.