Home / 674,655,721.61-1,011,777,385.94-237,854,253.89

Finding the Fourth Proportional to 674,655,721.61, 1,011,777,385.94 and 237,854,253.89

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Solution

The fourth proportional to 674,655,721.61, 1,011,777,385.94 and 237,854,253.89 is: 356,708,684.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,655,721.61 : 1,011,777,385.94 = 237,854,253.89 : x
  2. Step 2: Convert to fraction form
    674,655,721.61/1,011,777,385.94 = 237,854,253.89/x
  3. Step 3: Cross multiply
    674,655,721.61x = 1,011,777,385.94 × 237,854,253.89
  4. Step 4: Simplify right side
    674,655,721.61x = 240,655,555,230,474,400
  5. Step 5: Solve for x
    x = 240,655,555,230,474,400/674,655,721.61
  6. Step 6: Final answer
    x = 356,708,684.92

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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.