Home / 187,241,592.45-258,412,847.01-107,859,397.35

Finding the Fourth Proportional to 187,241,592.45, 258,412,847.01 and 107,859,397.35

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Solution

The fourth proportional to 187,241,592.45, 258,412,847.01 and 107,859,397.35 is: 148,857,172.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,241,592.45 : 258,412,847.01 = 107,859,397.35 : x
  2. Step 2: Convert to fraction form
    187,241,592.45/258,412,847.01 = 107,859,397.35/x
  3. Step 3: Cross multiply
    187,241,592.45x = 258,412,847.01 × 107,859,397.35
  4. Step 4: Simplify right side
    187,241,592.45x = 27,872,253,944,164,988
  5. Step 5: Solve for x
    x = 27,872,253,944,164,988/187,241,592.45
  6. Step 6: Final answer
    x = 148,857,172.06

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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.