If a and b are reciprocals of each other, and ((a)/3)=((x)/(b)), then x=how much.
如果a与b互为倒数，且((a)/3)=((x)/(b))，那么x=多少．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<result>1/3 = around 0.333333</result>