Home / 133,024,854.40-199,603,636.80-75,561,251.20

Finding the Fourth Proportional to 133,024,854.40, 199,603,636.80 and 75,561,251.20

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Solution

The fourth proportional to 133,024,854.40, 199,603,636.80 and 75,561,251.20 is: 113,379,568.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,024,854.40 : 199,603,636.80 = 75,561,251.20 : x
  2. Step 2: Convert to fraction form
    133,024,854.40/199,603,636.80 = 75,561,251.20/x
  3. Step 3: Cross multiply
    133,024,854.40x = 199,603,636.80 × 75,561,251.20
  4. Step 4: Simplify right side
    133,024,854.40x = 15,082,300,540,678,366
  5. Step 5: Solve for x
    x = 15,082,300,540,678,366/133,024,854.40
  6. Step 6: Final answer
    x = 113,379,568.12

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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.