Home / 109,890,489.30-164,910,383.55-61,368,249.30

Finding the Fourth Proportional to 109,890,489.30, 164,910,383.55 and 61,368,249.30

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Solution

The fourth proportional to 109,890,489.30, 164,910,383.55 and 61,368,249.30 is: 92,094,061.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,890,489.30 : 164,910,383.55 = 61,368,249.30 : x
  2. Step 2: Convert to fraction form
    109,890,489.30/164,910,383.55 = 61,368,249.30/x
  3. Step 3: Cross multiply
    109,890,489.30x = 164,910,383.55 × 61,368,249.30
  4. Step 4: Simplify right side
    109,890,489.30x = 10,120,261,529,855,020
  5. Step 5: Solve for x
    x = 10,120,261,529,855,020/109,890,489.30
  6. Step 6: Final answer
    x = 92,094,061.95

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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.