Home / 133,059,515.20-199,589,272.80-60,311,147.20

Finding the Fourth Proportional to 133,059,515.20, 199,589,272.80 and 60,311,147.20

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Solution

The fourth proportional to 133,059,515.20, 199,589,272.80 and 60,311,147.20 is: 90,466,720.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,059,515.20 : 199,589,272.80 = 60,311,147.20 : x
  2. Step 2: Convert to fraction form
    133,059,515.20/199,589,272.80 = 60,311,147.20/x
  3. Step 3: Cross multiply
    133,059,515.20x = 199,589,272.80 × 60,311,147.20
  4. Step 4: Simplify right side
    133,059,515.20x = 12,037,458,011,381,758
  5. Step 5: Solve for x
    x = 12,037,458,011,381,758/133,059,515.20
  6. Step 6: Final answer
    x = 90,466,720.80

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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.