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Finding the Third Proportional to 168,208,543 and 245,926,771

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Solution

The third proportional to 168,208,543 and 245,926,771 is: 359,553,537.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,208,543 : 245,926,771 = 245,926,771 : x
  2. Step 2: Convert to fraction form
    168,208,543/245,926,771 = 245,926,771/x
  3. Step 3: Cross multiply
    168,208,543x = 245,926,771 × 245,926,771
  4. Step 4: Simplify right side
    168,208,543x = 60,479,976,694,486,440
  5. Step 5: Solve for x
    x = 60,479,976,694,486,440/168,208,543
  6. Step 6: Final answer
    x = 359,553,537.63

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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.