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Finding the Third Proportional to 19,291,917,063 and 41,789,553,720

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Solution

The third proportional to 19,291,917,063 and 41,789,553,720 is: 90,523,238,017.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,291,917,063 : 41,789,553,720 = 41,789,553,720 : x
  2. Step 2: Convert to fraction form
    19,291,917,063/41,789,553,720 = 41,789,553,720/x
  3. Step 3: Cross multiply
    19,291,917,063x = 41,789,553,720 × 41,789,553,720
  4. Step 4: Simplify right side
    19,291,917,063x = 1,746,366,800,116,765,949,952
  5. Step 5: Solve for x
    x = 1,746,366,800,116,765,949,952/19,291,917,063
  6. Step 6: Final answer
    x = 90,523,238,017.96

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.