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Finding the Third Proportional to 19,291,917,064 and 41,789,553,722

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Solution

The third proportional to 19,291,917,064 and 41,789,553,722 is: 90,523,238,021.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,291,917,064 : 41,789,553,722 = 41,789,553,722 : x
  2. Step 2: Convert to fraction form
    19,291,917,064/41,789,553,722 = 41,789,553,722/x
  3. Step 3: Cross multiply
    19,291,917,064x = 41,789,553,722 × 41,789,553,722
  4. Step 4: Simplify right side
    19,291,917,064x = 1,746,366,800,283,924,168,704
  5. Step 5: Solve for x
    x = 1,746,366,800,283,924,168,704/19,291,917,064
  6. Step 6: Final answer
    x = 90,523,238,021.94

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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.