Home / 149,923,217.65-224,981,932.09-80,883,675.82

Finding the Fourth Proportional to 149,923,217.65, 224,981,932.09 and 80,883,675.82

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Solution

The fourth proportional to 149,923,217.65, 224,981,932.09 and 80,883,675.82 is: 121,377,902.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,923,217.65 : 224,981,932.09 = 80,883,675.82 : x
  2. Step 2: Convert to fraction form
    149,923,217.65/224,981,932.09 = 80,883,675.82/x
  3. Step 3: Cross multiply
    149,923,217.65x = 224,981,932.09 × 80,883,675.82
  4. Step 4: Simplify right side
    149,923,217.65x = 18,197,365,661,616,636
  5. Step 5: Solve for x
    x = 18,197,365,661,616,636/149,923,217.65
  6. Step 6: Final answer
    x = 121,377,902.28

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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.