In a ratio, the product of the two inner terms is 15.4, one outer term is 0.7, and what is the other outer term.
在一个比例中，两个内项的积是15.4，一个外项是0.7，另一个外项是多少．
<gadget id="calculator">15.4 / 0.7</gadget>
<output>22</output>

<result>22</result>