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Finding the Third Proportional to 20,150,423 and 43,721,997

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Solution

The third proportional to 20,150,423 and 43,721,997 is: 94,867,141.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,150,423 : 43,721,997 = 43,721,997 : x
  2. Step 2: Convert to fraction form
    20,150,423/43,721,997 = 43,721,997/x
  3. Step 3: Cross multiply
    20,150,423x = 43,721,997 × 43,721,997
  4. Step 4: Simplify right side
    20,150,423x = 1,911,613,021,668,009
  5. Step 5: Solve for x
    x = 1,911,613,021,668,009/20,150,423
  6. Step 6: Final answer
    x = 94,867,141.09

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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.