Home / 118,125,076.20-177,187,614.30-31,863,316.20

Finding the Fourth Proportional to 118,125,076.20, 177,187,614.30 and 31,863,316.20

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Solution

The fourth proportional to 118,125,076.20, 177,187,614.30 and 31,863,316.20 is: 47,794,974.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,125,076.20 : 177,187,614.30 = 31,863,316.20 : x
  2. Step 2: Convert to fraction form
    118,125,076.20/177,187,614.30 = 31,863,316.20/x
  3. Step 3: Cross multiply
    118,125,076.20x = 177,187,614.30 × 31,863,316.20
  4. Step 4: Simplify right side
    118,125,076.20x = 5,645,784,981,164,542
  5. Step 5: Solve for x
    x = 5,645,784,981,164,542/118,125,076.20
  6. Step 6: Final answer
    x = 47,794,974.30

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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.