Home / 63,969,817.20-95,954,725.80-52,490,691.60

Finding the Fourth Proportional to 63,969,817.20, 95,954,725.80 and 52,490,691.60

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Solution

The fourth proportional to 63,969,817.20, 95,954,725.80 and 52,490,691.60 is: 78,736,037.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,969,817.20 : 95,954,725.80 = 52,490,691.60 : x
  2. Step 2: Convert to fraction form
    63,969,817.20/95,954,725.80 = 52,490,691.60/x
  3. Step 3: Cross multiply
    63,969,817.20x = 95,954,725.80 × 52,490,691.60
  4. Step 4: Simplify right side
    63,969,817.20x = 5,036,729,919,530,363
  5. Step 5: Solve for x
    x = 5,036,729,919,530,363/63,969,817.20
  6. Step 6: Final answer
    x = 78,736,037.40

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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.