Home / 87,969,830.40-131,954,745.60-24,144,422.40

Finding the Fourth Proportional to 87,969,830.40, 131,954,745.60 and 24,144,422.40

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Solution

The fourth proportional to 87,969,830.40, 131,954,745.60 and 24,144,422.40 is: 36,216,633.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,969,830.40 : 131,954,745.60 = 24,144,422.40 : x
  2. Step 2: Convert to fraction form
    87,969,830.40/131,954,745.60 = 24,144,422.40/x
  3. Step 3: Cross multiply
    87,969,830.40x = 131,954,745.60 × 24,144,422.40
  4. Step 4: Simplify right side
    87,969,830.40x = 3,185,971,115,450,941
  5. Step 5: Solve for x
    x = 3,185,971,115,450,941/87,969,830.40
  6. Step 6: Final answer
    x = 36,216,633.60

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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.