Home / 151,632,205.20-227,448,307.80-121,399,117.20

Finding the Fourth Proportional to 151,632,205.20, 227,448,307.80 and 121,399,117.20

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Solution

The fourth proportional to 151,632,205.20, 227,448,307.80 and 121,399,117.20 is: 182,098,675.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,632,205.20 : 227,448,307.80 = 121,399,117.20 : x
  2. Step 2: Convert to fraction form
    151,632,205.20/227,448,307.80 = 121,399,117.20/x
  3. Step 3: Cross multiply
    151,632,205.20x = 227,448,307.80 × 121,399,117.20
  4. Step 4: Simplify right side
    151,632,205.20x = 27,612,023,775,553,876
  5. Step 5: Solve for x
    x = 27,612,023,775,553,876/151,632,205.20
  6. Step 6: Final answer
    x = 182,098,675.80

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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.