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Finding the Third Proportional to 28,979,885,286 and 62,612,793,864

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Solution

The third proportional to 28,979,885,286 and 62,612,793,864 is: 135,278,725,804.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,979,885,286 : 62,612,793,864 = 62,612,793,864 : x
  2. Step 2: Convert to fraction form
    28,979,885,286/62,612,793,864 = 62,612,793,864/x
  3. Step 3: Cross multiply
    28,979,885,286x = 62,612,793,864 × 62,612,793,864
  4. Step 4: Simplify right side
    28,979,885,286x = 3,920,361,955,455,755,878,400
  5. Step 5: Solve for x
    x = 3,920,361,955,455,755,878,400/28,979,885,286
  6. Step 6: Final answer
    x = 135,278,725,804.68

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.