Solve for x_0
x_{0} = \frac{8000000000000000}{1992389396183491} = 4\frac{30442415266036}{1992389396183491} \approx 4.01527935
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x 0.9961946980917455 = 4
Evaluate trigonometric functions in the problem
x_{0}=\frac{4}{0.9961946980917455}
Divide both sides by 0.9961946980917455.
x_{0}=\frac{40000000000000000}{9961946980917455}
Expand \frac{4}{0.9961946980917455} by multiplying both numerator and the denominator by 10000000000000000.
x_{0}=\frac{8000000000000000}{1992389396183491}
Reduce the fraction \frac{40000000000000000}{9961946980917455} to lowest terms by extracting and canceling out 5.
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