Home / 87,363,196.20-131,128,775.10-44,281,045.80

Finding the Fourth Proportional to 87,363,196.20, 131,128,775.10 and 44,281,045.80

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Solution

The fourth proportional to 87,363,196.20, 131,128,775.10 and 44,281,045.80 is: 66,464,135.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,363,196.20 : 131,128,775.10 = 44,281,045.80 : x
  2. Step 2: Convert to fraction form
    87,363,196.20/131,128,775.10 = 44,281,045.80/x
  3. Step 3: Cross multiply
    87,363,196.20x = 131,128,775.10 × 44,281,045.80
  4. Step 4: Simplify right side
    87,363,196.20x = 5,806,519,295,900,999
  5. Step 5: Solve for x
    x = 5,806,519,295,900,999/87,363,196.20
  6. Step 6: Final answer
    x = 66,464,135.34

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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.