AUD1=CAD(0.5714*1.5591)/(0.5786*1.5621 )=0.8909/0.9038 同边相乘
USD/AUD=2.0200/2.0950,表明客户卖出美元买入澳元的汇率是2.0200 USD/CHF=1.6000/1.6500,表明客户买入美元卖出瑞郎的汇率是1.6500 因此,客户卖出瑞郎买入澳元的汇率AUD/CHF=1.6500/2.0200=0.8168