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Finding the Third Proportional to 30,940,333 and 65,568,861

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Solution

The third proportional to 30,940,333 and 65,568,861 is: 138,953,757.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,940,333 : 65,568,861 = 65,568,861 : x
  2. Step 2: Convert to fraction form
    30,940,333/65,568,861 = 65,568,861/x
  3. Step 3: Cross multiply
    30,940,333x = 65,568,861 × 65,568,861
  4. Step 4: Simplify right side
    30,940,333x = 4,299,275,532,837,321
  5. Step 5: Solve for x
    x = 4,299,275,532,837,321/30,940,333
  6. Step 6: Final answer
    x = 138,953,757.64

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.