Simplify 8x^3 over 12x^4 (8x^3/12x^4)

Would this involve: first multiplying both sides - one by 4 and one by 3 to get the same x^12 value and then simplifying from there?

Numerator = 8x^3.

Denominator = 12x^4(8x^3/12x^4) = 8x^3.
8x^3/8x^3 =