How to rewirte the quotient (2x/5y) / (8z/19y^2) as a product?

\( \frac{2x}{5y} / \frac{8z}{19y^{2}}\)

\(= \frac{2x}{5y} * \frac{19y^{2}}{8z}\)

\(= \frac{38xy^{2}}{40yz}\)

\(= (38xy^{2})(40yz)^{-1}\)