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Finding the Third Proportional to 30,103,272 and 66,052,800

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Solution

The third proportional to 30,103,272 and 66,052,800 is: 144,933,493.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,103,272 : 66,052,800 = 66,052,800 : x
  2. Step 2: Convert to fraction form
    30,103,272/66,052,800 = 66,052,800/x
  3. Step 3: Cross multiply
    30,103,272x = 66,052,800 × 66,052,800
  4. Step 4: Simplify right side
    30,103,272x = 4,362,972,387,840,000
  5. Step 5: Solve for x
    x = 4,362,972,387,840,000/30,103,272
  6. Step 6: Final answer
    x = 144,933,493.87

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.