Finding the Fourth Proportional to 431,676,286.20, 647,372,711.70 and 159,011,623.80
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Solution
The fourth proportional to 431,676,286.20, 647,372,711.70 and 159,011,623.80 is: 238,465,232.82
Step by Step Solution
- Step 1: Write the proportion equation
431,676,286.20 : 647,372,711.70 = 159,011,623.80 : x - Step 2: Convert to fraction form
431,676,286.20/647,372,711.70 = 159,011,623.80/x - Step 3: Cross multiply
431,676,286.20x = 647,372,711.70 × 159,011,623.80 - Step 4: Simplify right side
431,676,286.20x = 102,939,786,091,226,272 - Step 5: Solve for x
x = 102,939,786,091,226,272/431,676,286.20 - Step 6: Final answer
x = 238,465,232.82
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