设原来的两个数分别为 x、y，原来的积则为 xy。x(y+6) = xy + 144 ... ... (1)(x+6)y = xy + 468 ... ... (2)由(1)，得6x = 144x = 24由(2)，得6y = 468y = 78所以，原来的积为xy = 1872
