Home / 57,760,408.20-86,640,612.30-48,690,481.80

Finding the Fourth Proportional to 57,760,408.20, 86,640,612.30 and 48,690,481.80

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Solution

The fourth proportional to 57,760,408.20, 86,640,612.30 and 48,690,481.80 is: 73,035,722.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,760,408.20 : 86,640,612.30 = 48,690,481.80 : x
  2. Step 2: Convert to fraction form
    57,760,408.20/86,640,612.30 = 48,690,481.80/x
  3. Step 3: Cross multiply
    57,760,408.20x = 86,640,612.30 × 48,690,481.80
  4. Step 4: Simplify right side
    57,760,408.20x = 4,218,573,156,334,005.50
  5. Step 5: Solve for x
    x = 4,218,573,156,334,005.50/57,760,408.20
  6. Step 6: Final answer
    x = 73,035,722.70

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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.