Finding the Fourth Proportional to 299,901,528.71, 449,872,031.79 and 78,578,287.97
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Solution
The fourth proportional to 299,901,528.71, 449,872,031.79 and 78,578,287.97 is: 117,872,603.77
Step by Step Solution
- Step 1: Write the proportion equation
299,901,528.71 : 449,872,031.79 = 78,578,287.97 : x - Step 2: Convert to fraction form
299,901,528.71/449,872,031.79 = 78,578,287.97/x - Step 3: Cross multiply
299,901,528.71x = 449,872,031.79 × 78,578,287.97 - Step 4: Simplify right side
299,901,528.71x = 35,350,174,063,250,724 - Step 5: Solve for x
x = 35,350,174,063,250,724/299,901,528.71 - Step 6: Final answer
x = 117,872,603.77
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