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Finding the Third Proportional to 166,964,874 and 259,988,334

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Solution

The third proportional to 166,964,874 and 259,988,334 is: 404,839,246.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,964,874 : 259,988,334 = 259,988,334 : x
  2. Step 2: Convert to fraction form
    166,964,874/259,988,334 = 259,988,334/x
  3. Step 3: Cross multiply
    166,964,874x = 259,988,334 × 259,988,334
  4. Step 4: Simplify right side
    166,964,874x = 67,593,933,816,095,552
  5. Step 5: Solve for x
    x = 67,593,933,816,095,552/166,964,874
  6. Step 6: Final answer
    x = 404,839,246.70

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.