Sequences And Series

Let a\(_1\), a\(_2\), a\(_3\), .... be a G.P. of increasing positive numbers. Let the sum of its 6^th and 8^th terms be 2 and the product of its 3^rd and 5^th terms be \(\frac{1}{9}\). Then \(6(a_2+a_4)(a_4+a_6)\) is equal to