Finding the Fourth Proportional to 117,125,913.92, 175,712,352.48 and 40,451,753.28
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Solution
The fourth proportional to 117,125,913.92, 175,712,352.48 and 40,451,753.28 is: 60,685,739.76
Step by Step Solution
- Step 1: Write the proportion equation
117,125,913.92 : 175,712,352.48 = 40,451,753.28 : x - Step 2: Convert to fraction form
117,125,913.92/175,712,352.48 = 40,451,753.28/x - Step 3: Cross multiply
117,125,913.92x = 175,712,352.48 × 40,451,753.28 - Step 4: Simplify right side
117,125,913.92x = 7,107,872,730,769,356 - Step 5: Solve for x
x = 7,107,872,730,769,356/117,125,913.92 - Step 6: Final answer
x = 60,685,739.76
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.