Answer:
[tex]64 {a}^{3} {b}^{6} = 16a {b}^{3} \times h[/tex]
[tex] \frac{64 {a}^{3} {b}^{6} }{16a {b}^{3} } = h[/tex]
[tex]4 {a}^{2} {b}^{3} = h[/tex]