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Finding the Third Proportional to 71,996,158 and 155,484,319

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Solution

The third proportional to 71,996,158 and 155,484,319 is: 335,786,993.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,996,158 : 155,484,319 = 155,484,319 : x
  2. Step 2: Convert to fraction form
    71,996,158/155,484,319 = 155,484,319/x
  3. Step 3: Cross multiply
    71,996,158x = 155,484,319 × 155,484,319
  4. Step 4: Simplify right side
    71,996,158x = 24,175,373,454,893,760
  5. Step 5: Solve for x
    x = 24,175,373,454,893,760/71,996,158
  6. Step 6: Final answer
    x = 335,786,993.73

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.