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Finding the Third Proportional to 20,169,036 and 43,423,848

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Solution

The third proportional to 20,169,036 and 43,423,848 is: 93,491,358.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,169,036 : 43,423,848 = 43,423,848 : x
  2. Step 2: Convert to fraction form
    20,169,036/43,423,848 = 43,423,848/x
  3. Step 3: Cross multiply
    20,169,036x = 43,423,848 × 43,423,848
  4. Step 4: Simplify right side
    20,169,036x = 1,885,630,575,127,104
  5. Step 5: Solve for x
    x = 1,885,630,575,127,104/20,169,036
  6. Step 6: Final answer
    x = 93,491,358.49

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.