Home / 67,146,078.60-100,719,117.90-34,787,226.60

Finding the Fourth Proportional to 67,146,078.60, 100,719,117.90 and 34,787,226.60

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Solution

The fourth proportional to 67,146,078.60, 100,719,117.90 and 34,787,226.60 is: 52,180,839.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,146,078.60 : 100,719,117.90 = 34,787,226.60 : x
  2. Step 2: Convert to fraction form
    67,146,078.60/100,719,117.90 = 34,787,226.60/x
  3. Step 3: Cross multiply
    67,146,078.60x = 100,719,117.90 × 34,787,226.60
  4. Step 4: Simplify right side
    67,146,078.60x = 3,503,738,777,339,416.50
  5. Step 5: Solve for x
    x = 3,503,738,777,339,416.50/67,146,078.60
  6. Step 6: Final answer
    x = 52,180,839.90

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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.