Home / 149,534,907.20-224,332,687.20-84,869,691.20

Finding the Fourth Proportional to 149,534,907.20, 224,332,687.20 and 84,869,691.20

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Solution

The fourth proportional to 149,534,907.20, 224,332,687.20 and 84,869,691.20 is: 127,321,748.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,534,907.20 : 224,332,687.20 = 84,869,691.20 : x
  2. Step 2: Convert to fraction form
    149,534,907.20/224,332,687.20 = 84,869,691.20/x
  3. Step 3: Cross multiply
    149,534,907.20x = 224,332,687.20 × 84,869,691.20
  4. Step 4: Simplify right side
    149,534,907.20x = 19,039,045,888,730,192
  5. Step 5: Solve for x
    x = 19,039,045,888,730,192/149,534,907.20
  6. Step 6: Final answer
    x = 127,321,748.78

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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.