Home / 74,898,072.30-112,347,108.45-52,204,593.90

Finding the Fourth Proportional to 74,898,072.30, 112,347,108.45 and 52,204,593.90

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Solution

The fourth proportional to 74,898,072.30, 112,347,108.45 and 52,204,593.90 is: 78,306,890.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,898,072.30 : 112,347,108.45 = 52,204,593.90 : x
  2. Step 2: Convert to fraction form
    74,898,072.30/112,347,108.45 = 52,204,593.90/x
  3. Step 3: Cross multiply
    74,898,072.30x = 112,347,108.45 × 52,204,593.90
  4. Step 4: Simplify right side
    74,898,072.30x = 5,865,035,172,471,508
  5. Step 5: Solve for x
    x = 5,865,035,172,471,508/74,898,072.30
  6. Step 6: Final answer
    x = 78,306,890.85

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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.