Home / 87,913,657.20-131,870,485.80-44,915,487.60

Finding the Fourth Proportional to 87,913,657.20, 131,870,485.80 and 44,915,487.60

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Solution

The fourth proportional to 87,913,657.20, 131,870,485.80 and 44,915,487.60 is: 67,373,231.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,913,657.20 : 131,870,485.80 = 44,915,487.60 : x
  2. Step 2: Convert to fraction form
    87,913,657.20/131,870,485.80 = 44,915,487.60/x
  3. Step 3: Cross multiply
    87,913,657.20x = 131,870,485.80 × 44,915,487.60
  4. Step 4: Simplify right side
    87,913,657.20x = 5,923,027,169,755,876
  5. Step 5: Solve for x
    x = 5,923,027,169,755,876/87,913,657.20
  6. Step 6: Final answer
    x = 67,373,231.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.