Home / 231,753,792.20-347,630,688.30-88,127,961.80

Finding the Fourth Proportional to 231,753,792.20, 347,630,688.30 and 88,127,961.80

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Solution

The fourth proportional to 231,753,792.20, 347,630,688.30 and 88,127,961.80 is: 132,191,942.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,753,792.20 : 347,630,688.30 = 88,127,961.80 : x
  2. Step 2: Convert to fraction form
    231,753,792.20/347,630,688.30 = 88,127,961.80/x
  3. Step 3: Cross multiply
    231,753,792.20x = 347,630,688.30 × 88,127,961.80
  4. Step 4: Simplify right side
    231,753,792.20x = 30,635,984,019,010,108
  5. Step 5: Solve for x
    x = 30,635,984,019,010,108/231,753,792.20
  6. Step 6: Final answer
    x = 132,191,942.70

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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.