(x-35)*1868/(534-x)*1130.4*206000=(115-x)*1868/(534-x)*1130.4*206000+(162-x)*1868/(534-x)*180*12*206000+385*22*180
    2/3*((1-1/0.07)+(3/4+1/0.07)*(1/3*220/x*0.35805183739485175)^0.07)=7.04/x
    2/3*((1-1/0.05)+(3/4+1/0.05)*(1/3*220/x*0.35805183739485175)^0.05)=7.04/x
    2/3*((1-1/0.03)+(3/4+1/0.03)*(1/3*220/x*0.35805183739485175)^0.03)=7.04/x
    2/3*((1-1/0.01)+(3/4+1/0.01)*(1/3*220/x*0.35805183739485175)^0.01)=7.04/x
    2/3*((1-1/0.07)+(3/4+1/0.07)*(1/3*220/x*0.35805183739485175)^0.07)=6.794/x
    2/3*((1-1/0.05)+(3/4+1/0.05)*(1/3*220/x*0.35805183739485175)^0.05)=6.794/x
    2/3*((1-1/0.03)+(3/4+1/0.03)*(1/3*220/x*0.35805183739485175)^0.03)=6.794/x
    2/3*((1-1/0.01)+(3/4+1/0.01)*(1/3*220/x*0.35805183739485175)^0.01)=6.794/x
    2/3*((1-1/0.01)+(3/4+1/0.01)*(1/3*220/x*0.35805183739485175)^0.01)=7.11/x
    2/3*((1-1/0.03)+(3/4+1/0.03)*(1/3*220/x*0.35805183739485175)^0.03)=7.11/x
    2/3*((1-1/0.05)+(3/4+1/0.05)*(1/3*220/x*0.35805183739485175)^0.05)=7.11/x
    2/3*((1-1/0.07)+(3/4+1/0.07)*(1/3*220/x*0.35805183739485175)^0.07)=7.11/x
    2/3*((1-1/0.07)+(3/4+1/0.07)*(1/3*220/x*0.35805183739485175)^0.07)=7.3186/x
    2/3*((1-1/0.07)+(3/4+1/0.07)*(1/3*220/x*0.35805183739485175)^0.07)=7.3186/x
    2/3*((1-1/0.05)+(3/4+1/0.05)*(1/3*220/x*0.35805183739485175)^0.05)=7.3186/x
    2/3*((1-1/0.03)+(3/4+1/0.03)*(1/3*220/x*0.35805183739485175)^0.03)=7.3186/x
    2/3*((1-1/0.01)+(3/4+1/0.01)*(1/3*220/x*0.35805183739485175)^0.01)=7.3186/x
    0.25x-0.75=0.5÷0.4
    1-a/(1.66+a)+1/6.28318530718sin(6.28318530718a/(1.66+a)) = 1/(2*4.8)

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