Home / 170,829,003.20-256,287,201.12-49,660,455.20

Finding the Fourth Proportional to 170,829,003.20, 256,287,201.12 and 49,660,455.20

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Solution

The fourth proportional to 170,829,003.20, 256,287,201.12 and 49,660,455.20 is: 74,503,385.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,829,003.20 : 256,287,201.12 = 49,660,455.20 : x
  2. Step 2: Convert to fraction form
    170,829,003.20/256,287,201.12 = 49,660,455.20/x
  3. Step 3: Cross multiply
    170,829,003.20x = 256,287,201.12 × 49,660,455.20
  4. Step 4: Simplify right side
    170,829,003.20x = 12,727,339,069,553,150
  5. Step 5: Solve for x
    x = 12,727,339,069,553,150/170,829,003.20
  6. Step 6: Final answer
    x = 74,503,385.44

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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.