Home / 8,160,165,626.60-12,240,248,439.90-4,894,992,122.60

Finding the Fourth Proportional to 8,160,165,626.60, 12,240,248,439.90 and 4,894,992,122.60

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Solution

The fourth proportional to 8,160,165,626.60, 12,240,248,439.90 and 4,894,992,122.60 is: 7,342,488,183.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160,165,626.60 : 12,240,248,439.90 = 4,894,992,122.60 : x
  2. Step 2: Convert to fraction form
    8,160,165,626.60/12,240,248,439.90 = 4,894,992,122.60/x
  3. Step 3: Cross multiply
    8,160,165,626.60x = 12,240,248,439.90 × 4,894,992,122.60
  4. Step 4: Simplify right side
    8,160,165,626.60x = 59,915,919,691,977,441,280
  5. Step 5: Solve for x
    x = 59,915,919,691,977,441,280/8,160,165,626.60
  6. Step 6: Final answer
    x = 7,342,488,183.90

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1.5x scale

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.