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Finding the Third Proportional to 30,103,238 and 45,222,687

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Solution

The third proportional to 30,103,238 and 45,222,687 is: 67,935,928.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,103,238 : 45,222,687 = 45,222,687 : x
  2. Step 2: Convert to fraction form
    30,103,238/45,222,687 = 45,222,687/x
  3. Step 3: Cross multiply
    30,103,238x = 45,222,687 × 45,222,687
  4. Step 4: Simplify right side
    30,103,238x = 2,045,091,419,499,969
  5. Step 5: Solve for x
    x = 2,045,091,419,499,969/30,103,238
  6. Step 6: Final answer
    x = 67,935,928.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.