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Finding the Third Proportional to 288,336,158 and 629,067,806

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Solution

The third proportional to 288,336,158 and 629,067,806 is: 1,372,447,726.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,336,158 : 629,067,806 = 629,067,806 : x
  2. Step 2: Convert to fraction form
    288,336,158/629,067,806 = 629,067,806/x
  3. Step 3: Cross multiply
    288,336,158x = 629,067,806 × 629,067,806
  4. Step 4: Simplify right side
    288,336,158x = 395,726,304,545,653,632
  5. Step 5: Solve for x
    x = 395,726,304,545,653,632/288,336,158
  6. Step 6: Final answer
    x = 1,372,447,726.61

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.