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Finding the Third Proportional to 30,280,597 and 66,614,485

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Solution

The third proportional to 30,280,597 and 66,614,485 is: 146,545,644.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,280,597 : 66,614,485 = 66,614,485 : x
  2. Step 2: Convert to fraction form
    30,280,597/66,614,485 = 66,614,485/x
  3. Step 3: Cross multiply
    30,280,597x = 66,614,485 × 66,614,485
  4. Step 4: Simplify right side
    30,280,597x = 4,437,489,611,815,225
  5. Step 5: Solve for x
    x = 4,437,489,611,815,225/30,280,597
  6. Step 6: Final answer
    x = 146,545,644.78

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.