Home / 87,383,959.20-131,159,919.60-44,301,808.80

Finding the Fourth Proportional to 87,383,959.20, 131,159,919.60 and 44,301,808.80

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Solution

The fourth proportional to 87,383,959.20, 131,159,919.60 and 44,301,808.80 is: 66,495,289.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,383,959.20 : 131,159,919.60 = 44,301,808.80 : x
  2. Step 2: Convert to fraction form
    87,383,959.20/131,159,919.60 = 44,301,808.80/x
  3. Step 3: Cross multiply
    87,383,959.20x = 131,159,919.60 × 44,301,808.80
  4. Step 4: Simplify right side
    87,383,959.20x = 5,810,621,680,342,572
  5. Step 5: Solve for x
    x = 5,810,621,680,342,572/87,383,959.20
  6. Step 6: Final answer
    x = 66,495,289.68

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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.