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Finding the Third Proportional to 159,309,450 and 246,039,147

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Solution

The third proportional to 159,309,450 and 246,039,147 is: 379,985,379.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,309,450 : 246,039,147 = 246,039,147 : x
  2. Step 2: Convert to fraction form
    159,309,450/246,039,147 = 246,039,147/x
  3. Step 3: Cross multiply
    159,309,450x = 246,039,147 × 246,039,147
  4. Step 4: Simplify right side
    159,309,450x = 60,535,261,856,487,608
  5. Step 5: Solve for x
    x = 60,535,261,856,487,608/159,309,450
  6. Step 6: Final answer
    x = 379,985,379.75

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.