Home / 92,227,378.40-138,338,862.24-29,978,614.70

Finding the Fourth Proportional to 92,227,378.40, 138,338,862.24 and 29,978,614.70

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Solution

The fourth proportional to 92,227,378.40, 138,338,862.24 and 29,978,614.70 is: 44,967,205.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,227,378.40 : 138,338,862.24 = 29,978,614.70 : x
  2. Step 2: Convert to fraction form
    92,227,378.40/138,338,862.24 = 29,978,614.70/x
  3. Step 3: Cross multiply
    92,227,378.40x = 138,338,862.24 × 29,978,614.70
  4. Step 4: Simplify right side
    92,227,378.40x = 4,147,207,449,129,339
  5. Step 5: Solve for x
    x = 4,147,207,449,129,339/92,227,378.40
  6. Step 6: Final answer
    x = 44,967,205.20

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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.