Home / 177,984,000.10-266,976,000.15-139,763,404.90

Finding the Fourth Proportional to 177,984,000.10, 266,976,000.15 and 139,763,404.90

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Solution

The fourth proportional to 177,984,000.10, 266,976,000.15 and 139,763,404.90 is: 209,645,107.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,984,000.10 : 266,976,000.15 = 139,763,404.90 : x
  2. Step 2: Convert to fraction form
    177,984,000.10/266,976,000.15 = 139,763,404.90/x
  3. Step 3: Cross multiply
    177,984,000.10x = 266,976,000.15 × 139,763,404.90
  4. Step 4: Simplify right side
    177,984,000.10x = 37,313,474,807,546,912
  5. Step 5: Solve for x
    x = 37,313,474,807,546,912/177,984,000.10
  6. Step 6: Final answer
    x = 209,645,107.35

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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.