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Finding the Third Proportional to 71,996,164 and 155,484,330

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Solution

The third proportional to 71,996,164 and 155,484,330 is: 335,787,013.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,996,164 : 155,484,330 = 155,484,330 : x
  2. Step 2: Convert to fraction form
    71,996,164/155,484,330 = 155,484,330/x
  3. Step 3: Cross multiply
    71,996,164x = 155,484,330 × 155,484,330
  4. Step 4: Simplify right side
    71,996,164x = 24,175,376,875,548,900
  5. Step 5: Solve for x
    x = 24,175,376,875,548,900/71,996,164
  6. Step 6: Final answer
    x = 335,787,013.26

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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.