Home / 89,750,563.60-134,625,845.40-74,445,062.80

Finding the Fourth Proportional to 89,750,563.60, 134,625,845.40 and 74,445,062.80

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Solution

The fourth proportional to 89,750,563.60, 134,625,845.40 and 74,445,062.80 is: 111,667,594.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,750,563.60 : 134,625,845.40 = 74,445,062.80 : x
  2. Step 2: Convert to fraction form
    89,750,563.60/134,625,845.40 = 74,445,062.80/x
  3. Step 3: Cross multiply
    89,750,563.60x = 134,625,845.40 × 74,445,062.80
  4. Step 4: Simplify right side
    89,750,563.60x = 10,022,229,515,306,092
  5. Step 5: Solve for x
    x = 10,022,229,515,306,092/89,750,563.60
  6. Step 6: Final answer
    x = 111,667,594.20

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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.