Home / 187,508,838.54-258,737,658.20-108,126,831.98

Finding the Fourth Proportional to 187,508,838.54, 258,737,658.20 and 108,126,831.98

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Solution

The fourth proportional to 187,508,838.54, 258,737,658.20 and 108,126,831.98 is: 149,200,877.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,508,838.54 : 258,737,658.20 = 108,126,831.98 : x
  2. Step 2: Convert to fraction form
    187,508,838.54/258,737,658.20 = 108,126,831.98/x
  3. Step 3: Cross multiply
    187,508,838.54x = 258,737,658.20 × 108,126,831.98
  4. Step 4: Simplify right side
    187,508,838.54x = 27,976,483,295,090,068
  5. Step 5: Solve for x
    x = 27,976,483,295,090,068/187,508,838.54
  6. Step 6: Final answer
    x = 149,200,877.74

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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.