Home / 169,984,672.30-254,977,008.45-54,980,839.90

Finding the Fourth Proportional to 169,984,672.30, 254,977,008.45 and 54,980,839.90

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Solution

The fourth proportional to 169,984,672.30, 254,977,008.45 and 54,980,839.90 is: 82,471,259.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,984,672.30 : 254,977,008.45 = 54,980,839.90 : x
  2. Step 2: Convert to fraction form
    169,984,672.30/254,977,008.45 = 54,980,839.90/x
  3. Step 3: Cross multiply
    169,984,672.30x = 254,977,008.45 × 54,980,839.90
  4. Step 4: Simplify right side
    169,984,672.30x = 14,018,850,079,770,396
  5. Step 5: Solve for x
    x = 14,018,850,079,770,396/169,984,672.30
  6. Step 6: Final answer
    x = 82,471,259.85

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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.