Home / 178,632,003.70-267,948,005.55-133,282,371.70

Finding the Fourth Proportional to 178,632,003.70, 267,948,005.55 and 133,282,371.70

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Solution

The fourth proportional to 178,632,003.70, 267,948,005.55 and 133,282,371.70 is: 199,923,557.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,632,003.70 : 267,948,005.55 = 133,282,371.70 : x
  2. Step 2: Convert to fraction form
    178,632,003.70/267,948,005.55 = 133,282,371.70/x
  3. Step 3: Cross multiply
    178,632,003.70x = 267,948,005.55 × 133,282,371.70
  4. Step 4: Simplify right side
    178,632,003.70x = 35,712,745,671,988,764
  5. Step 5: Solve for x
    x = 35,712,745,671,988,764/178,632,003.70
  6. Step 6: Final answer
    x = 199,923,557.55

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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.