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Finding the Fourth Proportional to 8,026,432,954.20, 12,039,649,431.30 and 8,026,432,954.20

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Solution

The fourth proportional to 8,026,432,954.20, 12,039,649,431.30 and 8,026,432,954.20 is: 12,039,649,431.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,026,432,954.20 : 12,039,649,431.30 = 8,026,432,954.20 : x
  2. Step 2: Convert to fraction form
    8,026,432,954.20/12,039,649,431.30 = 8,026,432,954.20/x
  3. Step 3: Cross multiply
    8,026,432,954.20x = 12,039,649,431.30 × 8,026,432,954.20
  4. Step 4: Simplify right side
    8,026,432,954.20x = 96,635,438,952,401,600,512
  5. Step 5: Solve for x
    x = 96,635,438,952,401,600,512/8,026,432,954.20
  6. Step 6: Final answer
    x = 12,039,649,431.30

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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.