Home / 170,825,120.20-256,237,680.30-106,327,865.80

Finding the Fourth Proportional to 170,825,120.20, 256,237,680.30 and 106,327,865.80

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Solution

The fourth proportional to 170,825,120.20, 256,237,680.30 and 106,327,865.80 is: 159,491,798.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,825,120.20 : 256,237,680.30 = 106,327,865.80 : x
  2. Step 2: Convert to fraction form
    170,825,120.20/256,237,680.30 = 106,327,865.80/x
  3. Step 3: Cross multiply
    170,825,120.20x = 256,237,680.30 × 106,327,865.80
  4. Step 4: Simplify right side
    170,825,120.20x = 27,245,205,683,841,704
  5. Step 5: Solve for x
    x = 27,245,205,683,841,704/170,825,120.20
  6. Step 6: Final answer
    x = 159,491,798.70

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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.