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Finding the Third Proportional to 71,044,924 and 155,376,440

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Solution

The third proportional to 71,044,924 and 155,376,440 is: 339,810,879.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,044,924 : 155,376,440 = 155,376,440 : x
  2. Step 2: Convert to fraction form
    71,044,924/155,376,440 = 155,376,440/x
  3. Step 3: Cross multiply
    71,044,924x = 155,376,440 × 155,376,440
  4. Step 4: Simplify right side
    71,044,924x = 24,141,838,107,073,600
  5. Step 5: Solve for x
    x = 24,141,838,107,073,600/71,044,924
  6. Step 6: Final answer
    x = 339,810,879.48

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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.