The figure is made up of 16 identical rectangles and 3 identical squares. <br> What is the ratio of the length of each rectangle to the length of each square? <br> <input min="0" type="number" id ="imp6pg207q2a_1" class="lineinput" placeholder="?" /> : <input min="0" type="number" id ="imp6pg207q2a_2" class="lineinput" placeholder="?" />