Home / 87,336,023.60-131,004,035.40-29,819,673.20

Finding the Fourth Proportional to 87,336,023.60, 131,004,035.40 and 29,819,673.20

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Solution

The fourth proportional to 87,336,023.60, 131,004,035.40 and 29,819,673.20 is: 44,729,509.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,336,023.60 : 131,004,035.40 = 29,819,673.20 : x
  2. Step 2: Convert to fraction form
    87,336,023.60/131,004,035.40 = 29,819,673.20/x
  3. Step 3: Cross multiply
    87,336,023.60x = 131,004,035.40 × 29,819,673.20
  4. Step 4: Simplify right side
    87,336,023.60x = 3,906,497,523,509,231.50
  5. Step 5: Solve for x
    x = 3,906,497,523,509,231.50/87,336,023.60
  6. Step 6: Final answer
    x = 44,729,509.80

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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.