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Finding the Third Proportional to 30,940,499 and 65,569,171

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Solution

The third proportional to 30,940,499 and 65,569,171 is: 138,954,326.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,940,499 : 65,569,171 = 65,569,171 : x
  2. Step 2: Convert to fraction form
    30,940,499/65,569,171 = 65,569,171/x
  3. Step 3: Cross multiply
    30,940,499x = 65,569,171 × 65,569,171
  4. Step 4: Simplify right side
    30,940,499x = 4,299,316,185,627,241
  5. Step 5: Solve for x
    x = 4,299,316,185,627,241/30,940,499
  6. Step 6: Final answer
    x = 138,954,326.03

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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.