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Finding the Third Proportional to 4,968,149,715 and 7,455,861,647

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Solution

The third proportional to 4,968,149,715 and 7,455,861,647 is: 11,189,250,744.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968,149,715 : 7,455,861,647 = 7,455,861,647 : x
  2. Step 2: Convert to fraction form
    4,968,149,715/7,455,861,647 = 7,455,861,647/x
  3. Step 3: Cross multiply
    4,968,149,715x = 7,455,861,647 × 7,455,861,647
  4. Step 4: Simplify right side
    4,968,149,715x = 55,589,872,899,205,554,176
  5. Step 5: Solve for x
    x = 55,589,872,899,205,554,176/4,968,149,715
  6. Step 6: Final answer
    x = 11,189,250,744.87

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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.