Home / 187,241,591.85-258,412,846.19-107,859,396.75

Finding the Fourth Proportional to 187,241,591.85, 258,412,846.19 and 107,859,396.75

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Solution

The fourth proportional to 187,241,591.85, 258,412,846.19 and 107,859,396.75 is: 148,857,171.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,241,591.85 : 258,412,846.19 = 107,859,396.75 : x
  2. Step 2: Convert to fraction form
    187,241,591.85/258,412,846.19 = 107,859,396.75/x
  3. Step 3: Cross multiply
    187,241,591.85x = 258,412,846.19 × 107,859,396.75
  4. Step 4: Simplify right side
    187,241,591.85x = 27,872,253,701,964,640
  5. Step 5: Solve for x
    x = 27,872,253,701,964,640/187,241,591.85
  6. Step 6: Final answer
    x = 148,857,171.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.