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Finding the Third Proportional to 30,940,335 and 65,568,865

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Solution

The third proportional to 30,940,335 and 65,568,865 is: 138,953,765.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,940,335 : 65,568,865 = 65,568,865 : x
  2. Step 2: Convert to fraction form
    30,940,335/65,568,865 = 65,568,865/x
  3. Step 3: Cross multiply
    30,940,335x = 65,568,865 × 65,568,865
  4. Step 4: Simplify right side
    30,940,335x = 4,299,276,057,388,225
  5. Step 5: Solve for x
    x = 4,299,276,057,388,225/30,940,335
  6. Step 6: Final answer
    x = 138,953,765.61

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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.