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Finding the Third Proportional to 168,208,540 and 245,926,766

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Solution

The third proportional to 168,208,540 and 245,926,766 is: 359,553,529.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,208,540 : 245,926,766 = 245,926,766 : x
  2. Step 2: Convert to fraction form
    168,208,540/245,926,766 = 245,926,766/x
  3. Step 3: Cross multiply
    168,208,540x = 245,926,766 × 245,926,766
  4. Step 4: Simplify right side
    168,208,540x = 60,479,974,235,218,752
  5. Step 5: Solve for x
    x = 60,479,974,235,218,752/168,208,540
  6. Step 6: Final answer
    x = 359,553,529.42

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.