Home / 187,508,841.17-258,737,661.81-108,126,834.59

Finding the Fourth Proportional to 187,508,841.17, 258,737,661.81 and 108,126,834.59

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Solution

The fourth proportional to 187,508,841.17, 258,737,661.81 and 108,126,834.59 is: 149,200,881.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,508,841.17 : 258,737,661.81 = 108,126,834.59 : x
  2. Step 2: Convert to fraction form
    187,508,841.17/258,737,661.81 = 108,126,834.59/x
  3. Step 3: Cross multiply
    187,508,841.17x = 258,737,661.81 × 108,126,834.59
  4. Step 4: Simplify right side
    187,508,841.17x = 27,976,484,361,380,076
  5. Step 5: Solve for x
    x = 27,976,484,361,380,076/187,508,841.17
  6. Step 6: Final answer
    x = 149,200,881.34

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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.