Home / 83,231,996.20-124,847,994.30-54,510,562.60

Finding the Fourth Proportional to 83,231,996.20, 124,847,994.30 and 54,510,562.60

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Solution

The fourth proportional to 83,231,996.20, 124,847,994.30 and 54,510,562.60 is: 81,765,843.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,231,996.20 : 124,847,994.30 = 54,510,562.60 : x
  2. Step 2: Convert to fraction form
    83,231,996.20/124,847,994.30 = 54,510,562.60/x
  3. Step 3: Cross multiply
    83,231,996.20x = 124,847,994.30 × 54,510,562.60
  4. Step 4: Simplify right side
    83,231,996.20x = 6,805,534,408,774,593
  5. Step 5: Solve for x
    x = 6,805,534,408,774,593/83,231,996.20
  6. Step 6: Final answer
    x = 81,765,843.90

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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.