Home / 87,445,246.60-131,167,869.90-26,863,985.80

Finding the Fourth Proportional to 87,445,246.60, 131,167,869.90 and 26,863,985.80

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Solution

The fourth proportional to 87,445,246.60, 131,167,869.90 and 26,863,985.80 is: 40,295,978.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,445,246.60 : 131,167,869.90 = 26,863,985.80 : x
  2. Step 2: Convert to fraction form
    87,445,246.60/131,167,869.90 = 26,863,985.80/x
  3. Step 3: Cross multiply
    87,445,246.60x = 131,167,869.90 × 26,863,985.80
  4. Step 4: Simplify right side
    87,445,246.60x = 3,523,691,794,409,847.50
  5. Step 5: Solve for x
    x = 3,523,691,794,409,847.50/87,445,246.60
  6. Step 6: Final answer
    x = 40,295,978.70

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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.