Home / 146,629,930.29-202,342,758.26-87,924,989.13

Finding the Fourth Proportional to 146,629,930.29, 202,342,758.26 and 87,924,989.13

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Solution

The fourth proportional to 146,629,930.29, 202,342,758.26 and 87,924,989.13 is: 121,332,560.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,629,930.29 : 202,342,758.26 = 87,924,989.13 : x
  2. Step 2: Convert to fraction form
    146,629,930.29/202,342,758.26 = 87,924,989.13/x
  3. Step 3: Cross multiply
    146,629,930.29x = 202,342,758.26 × 87,924,989.13
  4. Step 4: Simplify right side
    146,629,930.29x = 17,790,984,820,105,092
  5. Step 5: Solve for x
    x = 17,790,984,820,105,092/146,629,930.29
  6. Step 6: Final answer
    x = 121,332,560.04

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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.