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Finding the Fourth Proportional to 8,072,233,666.20, 12,108,350,499.30 and 8,072,233,666.20

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Solution

The fourth proportional to 8,072,233,666.20, 12,108,350,499.30 and 8,072,233,666.20 is: 12,108,350,499.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072,233,666.20 : 12,108,350,499.30 = 8,072,233,666.20 : x
  2. Step 2: Convert to fraction form
    8,072,233,666.20/12,108,350,499.30 = 8,072,233,666.20/x
  3. Step 3: Cross multiply
    8,072,233,666.20x = 12,108,350,499.30 × 8,072,233,666.20
  4. Step 4: Simplify right side
    8,072,233,666.20x = 97,741,434,542,599,028,736
  5. Step 5: Solve for x
    x = 97,741,434,542,599,028,736/8,072,233,666.20
  6. Step 6: Final answer
    x = 12,108,350,499.30

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Double scale
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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.