Home / 181,916,232.10-272,874,348.15-72,687,391.90

Finding the Fourth Proportional to 181,916,232.10, 272,874,348.15 and 72,687,391.90

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Solution

The fourth proportional to 181,916,232.10, 272,874,348.15 and 72,687,391.90 is: 109,031,087.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,916,232.10 : 272,874,348.15 = 72,687,391.90 : x
  2. Step 2: Convert to fraction form
    181,916,232.10/272,874,348.15 = 72,687,391.90/x
  3. Step 3: Cross multiply
    181,916,232.10x = 272,874,348.15 × 72,687,391.90
  4. Step 4: Simplify right side
    181,916,232.10x = 19,834,524,683,436,088
  5. Step 5: Solve for x
    x = 19,834,524,683,436,088/181,916,232.10
  6. Step 6: Final answer
    x = 109,031,087.85

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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.