Home / 245,123,593.29-367,682,240.61-81,436,616.01

Finding the Fourth Proportional to 245,123,593.29, 367,682,240.61 and 81,436,616.01

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Solution

The fourth proportional to 245,123,593.29, 367,682,240.61 and 81,436,616.01 is: 122,153,877.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,123,593.29 : 367,682,240.61 = 81,436,616.01 : x
  2. Step 2: Convert to fraction form
    245,123,593.29/367,682,240.61 = 81,436,616.01/x
  3. Step 3: Cross multiply
    245,123,593.29x = 367,682,240.61 × 81,436,616.01
  4. Step 4: Simplify right side
    245,123,593.29x = 29,942,797,442,253,000
  5. Step 5: Solve for x
    x = 29,942,797,442,253,000/245,123,593.29
  6. Step 6: Final answer
    x = 122,153,877.72

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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.