Home / 7,045,348,815.10-10,568,023,222.65-2,138,014,747.90

Finding the Fourth Proportional to 7,045,348,815.10, 10,568,023,222.65 and 2,138,014,747.90

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Solution

The fourth proportional to 7,045,348,815.10, 10,568,023,222.65 and 2,138,014,747.90 is: 3,207,022,121.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,045,348,815.10 : 10,568,023,222.65 = 2,138,014,747.90 : x
  2. Step 2: Convert to fraction form
    7,045,348,815.10/10,568,023,222.65 = 2,138,014,747.90/x
  3. Step 3: Cross multiply
    7,045,348,815.10x = 10,568,023,222.65 × 2,138,014,747.90
  4. Step 4: Simplify right side
    7,045,348,815.10x = 22,594,589,506,175,385,600
  5. Step 5: Solve for x
    x = 22,594,589,506,175,385,600/7,045,348,815.10
  6. Step 6: Final answer
    x = 3,207,022,121.85

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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.