The product of two factors is 4.6, if one factor is multiplied by 5 and the other factor is multiplied by 4, what is the product?
两个因数的积是4.6，如果一个因数扩大5倍，另一个因数扩大4倍，积是多少．
<gadget id="calculator">4.6 * 4 * 5</gadget>
<output>92</output>

<result>92</result>