x/z = (x/y) * (y/z) = (3/4) * (8/9) = (3 * 8) / (4 * 9) = 24/36 = 2/3.
x/z = (x/y) * (y/z) = (3/4) * (8/9) = (3 * 8) / (4 * 9) = 24/36 = 2/3।