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Finding the Third Proportional to 18,190,149,523.50 and 39,583,358,997

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Solution

The third proportional to 18,190,149,523.50 and 39,583,358,997 is: 86,136,857,064.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,190,149,523.50 : 39,583,358,997 = 39,583,358,997 : x
  2. Step 2: Convert to fraction form
    18,190,149,523.50/39,583,358,997 = 39,583,358,997/x
  3. Step 3: Cross multiply
    18,190,149,523.50x = 39,583,358,997 × 39,583,358,997
  4. Step 4: Simplify right side
    18,190,149,523.50x = 1,566,842,309,485,380,763,648
  5. Step 5: Solve for x
    x = 1,566,842,309,485,380,763,648/18,190,149,523.50
  6. Step 6: Final answer
    x = 86,136,857,064.38

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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.