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Finding the Third Proportional to 43,449,627 and 90,470,817

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Solution

The third proportional to 43,449,627 and 90,470,817 is: 188,378,342.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,449,627 : 90,470,817 = 90,470,817 : x
  2. Step 2: Convert to fraction form
    43,449,627/90,470,817 = 90,470,817/x
  3. Step 3: Cross multiply
    43,449,627x = 90,470,817 × 90,470,817
  4. Step 4: Simplify right side
    43,449,627x = 8,184,968,728,647,489
  5. Step 5: Solve for x
    x = 8,184,968,728,647,489/43,449,627
  6. Step 6: Final answer
    x = 188,378,342.78

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.