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Finding the Third Proportional to 137,959,348 and 191,819,454

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Solution

The third proportional to 137,959,348 and 191,819,454 is: 266,706,848.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,959,348 : 191,819,454 = 191,819,454 : x
  2. Step 2: Convert to fraction form
    137,959,348/191,819,454 = 191,819,454/x
  3. Step 3: Cross multiply
    137,959,348x = 191,819,454 × 191,819,454
  4. Step 4: Simplify right side
    137,959,348x = 36,794,702,932,858,112
  5. Step 5: Solve for x
    x = 36,794,702,932,858,112/137,959,348
  6. Step 6: Final answer
    x = 266,706,848.55

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.