Home / 439,589,040.40-659,383,560.60-132,841,295.20

Finding the Fourth Proportional to 439,589,040.40, 659,383,560.60 and 132,841,295.20

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Solution

The fourth proportional to 439,589,040.40, 659,383,560.60 and 132,841,295.20 is: 199,261,942.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,589,040.40 : 659,383,560.60 = 132,841,295.20 : x
  2. Step 2: Convert to fraction form
    439,589,040.40/659,383,560.60 = 132,841,295.20/x
  3. Step 3: Cross multiply
    439,589,040.40x = 659,383,560.60 × 132,841,295.20
  4. Step 4: Simplify right side
    439,589,040.40x = 87,593,366,223,691,696
  5. Step 5: Solve for x
    x = 87,593,366,223,691,696/439,589,040.40
  6. Step 6: Final answer
    x = 199,261,942.80

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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.