The current price of a certain brand of refrigerator is cheaper than the original price (2/9), which is 180 yuan cheaper than the original price. How much is the original price.
某品牌冰箱现价比原价便宜了(2/9)，比原价便宜了180元．原价是多少元．
<gadget id="calculator">2 / 9</gadget>
<output>2/9 = around 0.222222</output>

<gadget id="calculator">180 / (2/9)</gadget>
<output>810</output>

<result>810</result>