If \(x_{1},x_{2},\ldots.,x_{n}\) and \(\frac{1}{h_{1}},\frac{1}{h_{2}},\ldots..\frac{1}{h_{n}}\) are two A.P.s such that \(x_{3} = h_{2} = 8\) and \(x_{8} = h_{7} = 20\), then \(x_{5} \cdot h_{10}\) equals