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Finding the Third Proportional to 20,157,168 and 43,673,568

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Solution

The third proportional to 20,157,168 and 43,673,568 is: 94,625,422.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,157,168 : 43,673,568 = 43,673,568 : x
  2. Step 2: Convert to fraction form
    20,157,168/43,673,568 = 43,673,568/x
  3. Step 3: Cross multiply
    20,157,168x = 43,673,568 × 43,673,568
  4. Step 4: Simplify right side
    20,157,168x = 1,907,380,541,850,624
  5. Step 5: Solve for x
    x = 1,907,380,541,850,624/20,157,168
  6. Step 6: Final answer
    x = 94,625,422.67

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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.