Definition: In this task you will be given a list of lists, of numbers. For every inner list, you should multiply every number in that list and put the results in your answer. The output should be a list of numbers with the same length as the number of the lists in the input list.
Input: [[-7, 18, -34], [-39, -40, 13, -23], [46, 2, -7, 42, -45], [38, -32, -14]]

[4284, -466440, 1217160, 17024]