Home / 85,152,046.20-127,728,069.30-24,569,748.60

Finding the Fourth Proportional to 85,152,046.20, 127,728,069.30 and 24,569,748.60

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Solution

The fourth proportional to 85,152,046.20, 127,728,069.30 and 24,569,748.60 is: 36,854,622.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,152,046.20 : 127,728,069.30 = 24,569,748.60 : x
  2. Step 2: Convert to fraction form
    85,152,046.20/127,728,069.30 = 24,569,748.60/x
  3. Step 3: Cross multiply
    85,152,046.20x = 127,728,069.30 × 24,569,748.60
  4. Step 4: Simplify right side
    85,152,046.20x = 3,138,246,551,864,378
  5. Step 5: Solve for x
    x = 3,138,246,551,864,378/85,152,046.20
  6. Step 6: Final answer
    x = 36,854,622.90

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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.