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Finding the Third Proportional to 96,968,716 and 209,319,620

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Solution

The third proportional to 96,968,716 and 209,319,620 is: 451,843,698.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,968,716 : 209,319,620 = 209,319,620 : x
  2. Step 2: Convert to fraction form
    96,968,716/209,319,620 = 209,319,620/x
  3. Step 3: Cross multiply
    96,968,716x = 209,319,620 × 209,319,620
  4. Step 4: Simplify right side
    96,968,716x = 43,814,703,316,944,400
  5. Step 5: Solve for x
    x = 43,814,703,316,944,400/96,968,716
  6. Step 6: Final answer
    x = 451,843,698.92

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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.