Home / 179,660,542.31-269,512,327.39-55,146,861.45

Finding the Fourth Proportional to 179,660,542.31, 269,512,327.39 and 55,146,861.45

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Solution

The fourth proportional to 179,660,542.31, 269,512,327.39 and 55,146,861.45 is: 82,726,895.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,660,542.31 : 269,512,327.39 = 55,146,861.45 : x
  2. Step 2: Convert to fraction form
    179,660,542.31/269,512,327.39 = 55,146,861.45/x
  3. Step 3: Cross multiply
    179,660,542.31x = 269,512,327.39 × 55,146,861.45
  4. Step 4: Simplify right side
    179,660,542.31x = 14,862,758,977,643,370
  5. Step 5: Solve for x
    x = 14,862,758,977,643,370/179,660,542.31
  6. Step 6: Final answer
    x = 82,726,895.88

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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.