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Finding the Third Proportional to 181,136,298 and 397,857,351

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Solution

The third proportional to 181,136,298 and 397,857,351 is: 873,874,941.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,136,298 : 397,857,351 = 397,857,351 : x
  2. Step 2: Convert to fraction form
    181,136,298/397,857,351 = 397,857,351/x
  3. Step 3: Cross multiply
    181,136,298x = 397,857,351 × 397,857,351
  4. Step 4: Simplify right side
    181,136,298x = 158,290,471,744,737,216
  5. Step 5: Solve for x
    x = 158,290,471,744,737,216/181,136,298
  6. Step 6: Final answer
    x = 873,874,941.09

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.