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Finding the Third Proportional to 39,181,290 and 91,494,725

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Solution

The third proportional to 39,181,290 and 91,494,725 is: 213,655,157.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,181,290 : 91,494,725 = 91,494,725 : x
  2. Step 2: Convert to fraction form
    39,181,290/91,494,725 = 91,494,725/x
  3. Step 3: Cross multiply
    39,181,290x = 91,494,725 × 91,494,725
  4. Step 4: Simplify right side
    39,181,290x = 8,371,284,702,825,625
  5. Step 5: Solve for x
    x = 8,371,284,702,825,625/39,181,290
  6. Step 6: Final answer
    x = 213,655,157.93

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.