Home / 104,859,016.20-157,288,524.30-68,579,310.60

Finding the Fourth Proportional to 104,859,016.20, 157,288,524.30 and 68,579,310.60

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Solution

The fourth proportional to 104,859,016.20, 157,288,524.30 and 68,579,310.60 is: 102,868,965.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,859,016.20 : 157,288,524.30 = 68,579,310.60 : x
  2. Step 2: Convert to fraction form
    104,859,016.20/157,288,524.30 = 68,579,310.60/x
  3. Step 3: Cross multiply
    104,859,016.20x = 157,288,524.30 × 68,579,310.60
  4. Step 4: Simplify right side
    104,859,016.20x = 10,786,738,561,785,348
  5. Step 5: Solve for x
    x = 10,786,738,561,785,348/104,859,016.20
  6. Step 6: Final answer
    x = 102,868,965.90

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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.