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Finding the Third Proportional to 30,448,890 and 65,651,049

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Solution

The third proportional to 30,448,890 and 65,651,049 is: 141,550,652.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,448,890 : 65,651,049 = 65,651,049 : x
  2. Step 2: Convert to fraction form
    30,448,890/65,651,049 = 65,651,049/x
  3. Step 3: Cross multiply
    30,448,890x = 65,651,049 × 65,651,049
  4. Step 4: Simplify right side
    30,448,890x = 4,310,060,234,800,401
  5. Step 5: Solve for x
    x = 4,310,060,234,800,401/30,448,890
  6. Step 6: Final answer
    x = 141,550,652.09

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.