Home / 156,843,399.20-235,489,047.60-88,818,951.20

Finding the Fourth Proportional to 156,843,399.20, 235,489,047.60 and 88,818,951.20

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Solution

The fourth proportional to 156,843,399.20, 235,489,047.60 and 88,818,951.20 is: 133,355,246.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,843,399.20 : 235,489,047.60 = 88,818,951.20 : x
  2. Step 2: Convert to fraction form
    156,843,399.20/235,489,047.60 = 88,818,951.20/x
  3. Step 3: Cross multiply
    156,843,399.20x = 235,489,047.60 × 88,818,951.20
  4. Step 4: Simplify right side
    156,843,399.20x = 20,915,890,226,918,876
  5. Step 5: Solve for x
    x = 20,915,890,226,918,876/156,843,399.20
  6. Step 6: Final answer
    x = 133,355,246.91

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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.