Xiaohong and her mother folded the same number of paper cranes for her father who works far away as Spring Festival gifts. When her mother folded (1/3), Xiaohong folded exactly 120 pieces. When Xiaohong folded 75%, her mother just finished folding. How much did mom fold?
小红和妈妈分别给在远方工作的爸爸折同样多的纸鹤，作为春节礼物．当妈妈折了(1/3)时，小红正好折了120个．当小红折了75%时，妈妈正好折完．妈妈折了多少个？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">75 / 100</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">(1/3) * (3/4)</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">120 / (1/4)</gadget>
<output>480</output>

<result>480</result>