Home / 121,799,697.20-182,720,024.76-60,391,886.48

Finding the Fourth Proportional to 121,799,697.20, 182,720,024.76 and 60,391,886.48

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Solution

The fourth proportional to 121,799,697.20, 182,720,024.76 and 60,391,886.48 is: 90,597,983.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,799,697.20 : 182,720,024.76 = 60,391,886.48 : x
  2. Step 2: Convert to fraction form
    121,799,697.20/182,720,024.76 = 60,391,886.48/x
  3. Step 3: Cross multiply
    121,799,697.20x = 182,720,024.76 × 60,391,886.48
  4. Step 4: Simplify right side
    121,799,697.20x = 11,034,806,992,928,708
  5. Step 5: Solve for x
    x = 11,034,806,992,928,708/121,799,697.20
  6. Step 6: Final answer
    x = 90,597,983.79

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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.