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Finding the Third Proportional to 159,930,567 and 245,715,639

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Solution

The third proportional to 159,930,567 and 245,715,639 is: 377,514,920.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,930,567 : 245,715,639 = 245,715,639 : x
  2. Step 2: Convert to fraction form
    159,930,567/245,715,639 = 245,715,639/x
  3. Step 3: Cross multiply
    159,930,567x = 245,715,639 × 245,715,639
  4. Step 4: Simplify right side
    159,930,567x = 60,376,175,249,178,320
  5. Step 5: Solve for x
    x = 60,376,175,249,178,320/159,930,567
  6. Step 6: Final answer
    x = 377,514,920.27

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.