Home / 231,753,875.20-347,630,812.80-88,128,044.80

Finding the Fourth Proportional to 231,753,875.20, 347,630,812.80 and 88,128,044.80

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Solution

The fourth proportional to 231,753,875.20, 347,630,812.80 and 88,128,044.80 is: 132,192,067.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,753,875.20 : 347,630,812.80 = 88,128,044.80 : x
  2. Step 2: Convert to fraction form
    231,753,875.20/347,630,812.80 = 88,128,044.80/x
  3. Step 3: Cross multiply
    231,753,875.20x = 347,630,812.80 × 88,128,044.80
  4. Step 4: Simplify right side
    231,753,875.20x = 30,636,023,844,298,812
  5. Step 5: Solve for x
    x = 30,636,023,844,298,812/231,753,875.20
  6. Step 6: Final answer
    x = 132,192,067.20

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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.