Home / 498,204,308.55-747,306,462.83-221,854,988.55

Finding the Fourth Proportional to 498,204,308.55, 747,306,462.83 and 221,854,988.55

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Solution

The fourth proportional to 498,204,308.55, 747,306,462.83 and 221,854,988.55 is: 332,782,482.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,204,308.55 : 747,306,462.83 = 221,854,988.55 : x
  2. Step 2: Convert to fraction form
    498,204,308.55/747,306,462.83 = 221,854,988.55/x
  3. Step 3: Cross multiply
    498,204,308.55x = 747,306,462.83 × 221,854,988.55
  4. Step 4: Simplify right side
    498,204,308.55x = 165,793,666,753,381,408
  5. Step 5: Solve for x
    x = 165,793,666,753,381,408/498,204,308.55
  6. Step 6: Final answer
    x = 332,782,482.83

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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.