If (4/(x))=(6/(y)) (x and y are not equal to 0), then ((x)/(y))=((())/(())).
如果(4/(x))=(6/(y))(x、y都不等于0)，那么，((x)/(y))=((())/(()))．
<gadget id="calculator">4 / 6</gadget>
<output>2/3 = around 0.666667</output>

<result>2/3 = around 0.666667</result>