Home / 156,962,002.20-235,443,003.30-47,786,306.10

Finding the Fourth Proportional to 156,962,002.20, 235,443,003.30 and 47,786,306.10

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Solution

The fourth proportional to 156,962,002.20, 235,443,003.30 and 47,786,306.10 is: 71,679,459.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,962,002.20 : 235,443,003.30 = 47,786,306.10 : x
  2. Step 2: Convert to fraction form
    156,962,002.20/235,443,003.30 = 47,786,306.10/x
  3. Step 3: Cross multiply
    156,962,002.20x = 235,443,003.30 × 47,786,306.10
  4. Step 4: Simplify right side
    156,962,002.20x = 11,250,951,424,797,112
  5. Step 5: Solve for x
    x = 11,250,951,424,797,112/156,962,002.20
  6. Step 6: Final answer
    x = 71,679,459.15

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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.