Home / 148,206,274.20-204,525,859.25-82,127,876.21

Finding the Fourth Proportional to 148,206,274.20, 204,525,859.25 and 82,127,876.21

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Solution

The fourth proportional to 148,206,274.20, 204,525,859.25 and 82,127,876.21 is: 113,337,134.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,206,274.20 : 204,525,859.25 = 82,127,876.21 : x
  2. Step 2: Convert to fraction form
    148,206,274.20/204,525,859.25 = 82,127,876.21/x
  3. Step 3: Cross multiply
    148,206,274.20x = 204,525,859.25 × 82,127,876.21
  4. Step 4: Simplify right side
    148,206,274.20x = 16,797,274,449,886,520
  5. Step 5: Solve for x
    x = 16,797,274,449,886,520/148,206,274.20
  6. Step 6: Final answer
    x = 113,337,134.61

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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.