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Finding the Third Proportional to 168,697,636 and 368,327,816

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Solution

The third proportional to 168,697,636 and 368,327,816 is: 804,192,537.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,697,636 : 368,327,816 = 368,327,816 : x
  2. Step 2: Convert to fraction form
    168,697,636/368,327,816 = 368,327,816/x
  3. Step 3: Cross multiply
    168,697,636x = 368,327,816 × 368,327,816
  4. Step 4: Simplify right side
    168,697,636x = 135,665,380,039,329,856
  5. Step 5: Solve for x
    x = 135,665,380,039,329,856/168,697,636
  6. Step 6: Final answer
    x = 804,192,537.94

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.