Question 1112163

Please help me simplify this radical expression:

Radical expression of a square root with an Index of 4 and fraction of 32 over 81.
<pre>{{{root(4, 32/81)}}} =====> {{{root(4, 2^5/3^4)}}} =====> {{{root(4, (2^4 * 2)/3^4)}}} =====> {{{highlight_green((2/3)*root(4, 2))}}}