Home / 171,034,747.90-256,552,121.85-149,511,387.40

Finding the Fourth Proportional to 171,034,747.90, 256,552,121.85 and 149,511,387.40

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Solution

The fourth proportional to 171,034,747.90, 256,552,121.85 and 149,511,387.40 is: 224,267,081.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,034,747.90 : 256,552,121.85 = 149,511,387.40 : x
  2. Step 2: Convert to fraction form
    171,034,747.90/256,552,121.85 = 149,511,387.40/x
  3. Step 3: Cross multiply
    171,034,747.90x = 256,552,121.85 × 149,511,387.40
  4. Step 4: Simplify right side
    171,034,747.90x = 38,357,463,678,207,352
  5. Step 5: Solve for x
    x = 38,357,463,678,207,352/171,034,747.90
  6. Step 6: Final answer
    x = 224,267,081.10

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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.