Home / 204,096,249.58-281,644,712.40-120,491,312.80

Finding the Fourth Proportional to 204,096,249.58, 281,644,712.40 and 120,491,312.80

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Solution

The fourth proportional to 204,096,249.58, 281,644,712.40 and 120,491,312.80 is: 166,273,222.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,096,249.58 : 281,644,712.40 = 120,491,312.80 : x
  2. Step 2: Convert to fraction form
    204,096,249.58/281,644,712.40 = 120,491,312.80/x
  3. Step 3: Cross multiply
    204,096,249.58x = 281,644,712.40 × 120,491,312.80
  4. Step 4: Simplify right side
    204,096,249.58x = 33,935,741,140,254,436
  5. Step 5: Solve for x
    x = 33,935,741,140,254,436/204,096,249.58
  6. Step 6: Final answer
    x = 166,273,222.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.