Finding the Fourth Proportional to 442,856,771.20, 664,281,657.60 and 115,331,651.20
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Solution
The fourth proportional to 442,856,771.20, 664,281,657.60 and 115,331,651.20 is: 172,996,565.52
Step by Step Solution
- Step 1: Write the proportion equation
442,856,771.20 : 664,281,657.60 = 115,331,651.20 : x - Step 2: Convert to fraction form
442,856,771.20/664,281,657.60 = 115,331,651.20/x - Step 3: Cross multiply
442,856,771.20x = 664,281,657.60 × 115,331,651.20 - Step 4: Simplify right side
442,856,771.20x = 76,612,700,432,881,040 - Step 5: Solve for x
x = 76,612,700,432,881,040/442,856,771.20 - Step 6: Final answer
x = 172,996,565.52
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