Home / 269,134,900.44-371,406,105.24-145,375,578.78

Finding the Fourth Proportional to 269,134,900.44, 371,406,105.24 and 145,375,578.78

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Solution

The fourth proportional to 269,134,900.44, 371,406,105.24 and 145,375,578.78 is: 200,618,267.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,134,900.44 : 371,406,105.24 = 145,375,578.78 : x
  2. Step 2: Convert to fraction form
    269,134,900.44/371,406,105.24 = 145,375,578.78/x
  3. Step 3: Cross multiply
    269,134,900.44x = 371,406,105.24 × 145,375,578.78
  4. Step 4: Simplify right side
    269,134,900.44x = 53,993,377,511,690,592
  5. Step 5: Solve for x
    x = 53,993,377,511,690,592/269,134,900.44
  6. Step 6: Final answer
    x = 200,618,267.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.