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Finding the Third Proportional to 30,321,648 and 65,955,951

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Solution

The third proportional to 30,321,648 and 65,955,951 is: 143,468,042.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,321,648 : 65,955,951 = 65,955,951 : x
  2. Step 2: Convert to fraction form
    30,321,648/65,955,951 = 65,955,951/x
  3. Step 3: Cross multiply
    30,321,648x = 65,955,951 × 65,955,951
  4. Step 4: Simplify right side
    30,321,648x = 4,350,187,472,314,401
  5. Step 5: Solve for x
    x = 4,350,187,472,314,401/30,321,648
  6. Step 6: Final answer
    x = 143,468,042.12

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.