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Finding the Fourth Proportional to 5,108,832,000.60, 7,663,248,000.90 and 5,108,832,000.60

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Solution

The fourth proportional to 5,108,832,000.60, 7,663,248,000.90 and 5,108,832,000.60 is: 7,663,248,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,108,832,000.60 : 7,663,248,000.90 = 5,108,832,000.60 : x
  2. Step 2: Convert to fraction form
    5,108,832,000.60/7,663,248,000.90 = 5,108,832,000.60/x
  3. Step 3: Cross multiply
    5,108,832,000.60x = 7,663,248,000.90 × 5,108,832,000.60
  4. Step 4: Simplify right side
    5,108,832,000.60x = 39,150,246,615,531,896,832
  5. Step 5: Solve for x
    x = 39,150,246,615,531,896,832/5,108,832,000.60
  6. Step 6: Final answer
    x = 7,663,248,000.90

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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.