Home / 118,098,116.30-177,147,174.45-102,981,572.30

Finding the Fourth Proportional to 118,098,116.30, 177,147,174.45 and 102,981,572.30

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Solution

The fourth proportional to 118,098,116.30, 177,147,174.45 and 102,981,572.30 is: 154,472,358.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098,116.30 : 177,147,174.45 = 102,981,572.30 : x
  2. Step 2: Convert to fraction form
    118,098,116.30/177,147,174.45 = 102,981,572.30/x
  3. Step 3: Cross multiply
    118,098,116.30x = 177,147,174.45 × 102,981,572.30
  4. Step 4: Simplify right side
    118,098,116.30x = 18,242,894,553,363,384
  5. Step 5: Solve for x
    x = 18,242,894,553,363,384/118,098,116.30
  6. Step 6: Final answer
    x = 154,472,358.45

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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.