478 imperial gallons in US dry barrels
Result
The conversion result is: 478 imperial gallons is equivalent to 18.7934366318587 US dry barrels.[1]
Conversion formula
How to convert 478 imperial gallons to US dry barrels?
We know (by definition) that: 1 imperialgallon ≈ 0.0393168130373613 drybarrel.
We can set up a proportion to solve for the number of US dry barrels.
1 imperialgallon / 478 imperialgallon ≈ 0.0393168130373613 drybarrel / x drybarrel
Now, we cross multiply to solve for our unknown x:
x drybarrel ≈ (478 imperialgallon / 1 imperialgallon) * 0.0393168130373613 drybarrel → x drybarrel ≈ 18.7934366318587 drybarrel
Conclusion:
478 imperialgallon ≈ 18.7934366318587 drybarrel
Conversion in the opposite direction
The inverse of the conversion factor is that 1 US dry barrel is equal to 0.0532100658112096 times 478 imperial gallons.
It can also be expressed as: 478 imperial gallons is equal to 1 / 0.0532100658112096 US dry barrels.
Approximation
An approximate numerical result would be: four hundred and seventy-eight imperial gallons is about eighteen point seven eight US dry barrels, or alternatively, a US dry barrel is about zero point zero five times four hundred and seventy-eight imperial gallons.
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.