Home / 151,629,432.18-227,452,415.13-47,990,897.61

Finding the Fourth Proportional to 151,629,432.18, 227,452,415.13 and 47,990,897.61

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Solution

The fourth proportional to 151,629,432.18, 227,452,415.13 and 47,990,897.61 is: 71,988,962.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,629,432.18 : 227,452,415.13 = 47,990,897.61 : x
  2. Step 2: Convert to fraction form
    151,629,432.18/227,452,415.13 = 47,990,897.61/x
  3. Step 3: Cross multiply
    151,629,432.18x = 227,452,415.13 × 47,990,897.61
  4. Step 4: Simplify right side
    151,629,432.18x = 10,915,645,565,651,044
  5. Step 5: Solve for x
    x = 10,915,645,565,651,044/151,629,432.18
  6. Step 6: Final answer
    x = 71,988,962.89

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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.