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Finding the Third Proportional to 124,238,984 and 192,173,032

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Solution

The third proportional to 124,238,984 and 192,173,032 is: 297,253,511.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,238,984 : 192,173,032 = 192,173,032 : x
  2. Step 2: Convert to fraction form
    124,238,984/192,173,032 = 192,173,032/x
  3. Step 3: Cross multiply
    124,238,984x = 192,173,032 × 192,173,032
  4. Step 4: Simplify right side
    124,238,984x = 36,930,474,228,073,024
  5. Step 5: Solve for x
    x = 36,930,474,228,073,024/124,238,984
  6. Step 6: Final answer
    x = 297,253,511.25

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.