When the ratio between two parts of an object is approximately 5:3, it will give people a sense of beauty, and this ratio is called the "golden ratio". Liangliang wants to design a "Le Xuepai" desk for herself. If the length of the desk is 80 cm, what is the approximate width of the desk in cm, which will give people the most beautiful feeling.
当一个物体两部分之间的比大致符合5：3时，会给人以美的感觉，这个比被称为"黄金比"．亮亮要为自己设计一个"乐学牌"书桌，如果书桌的长度是80厘米，书桌的宽度大约定为多少厘米，会给人以最美的感觉．
<gadget id="calculator">5 / 3</gadget>
<output>5/3 = around 1.666667</output>

<gadget id="calculator">80 / (5/3)</gadget>
<output>48</output>

<result>48</result>