Home / 8,160,165,628.10-12,240,248,442.15-4,894,992,124.10

Finding the Fourth Proportional to 8,160,165,628.10, 12,240,248,442.15 and 4,894,992,124.10

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Solution

The fourth proportional to 8,160,165,628.10, 12,240,248,442.15 and 4,894,992,124.10 is: 7,342,488,186.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160,165,628.10 : 12,240,248,442.15 = 4,894,992,124.10 : x
  2. Step 2: Convert to fraction form
    8,160,165,628.10/12,240,248,442.15 = 4,894,992,124.10/x
  3. Step 3: Cross multiply
    8,160,165,628.10x = 12,240,248,442.15 × 4,894,992,124.10
  4. Step 4: Simplify right side
    8,160,165,628.10x = 59,915,919,721,351,544,832
  5. Step 5: Solve for x
    x = 59,915,919,721,351,544,832/8,160,165,628.10
  6. Step 6: Final answer
    x = 7,342,488,186.15

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Double scale
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Similar ratio
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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.