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Finding the Third Proportional to 84,787,863 and 183,661,476

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Solution

The third proportional to 84,787,863 and 183,661,476 is: 397,834,508.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,787,863 : 183,661,476 = 183,661,476 : x
  2. Step 2: Convert to fraction form
    84,787,863/183,661,476 = 183,661,476/x
  3. Step 3: Cross multiply
    84,787,863x = 183,661,476 × 183,661,476
  4. Step 4: Simplify right side
    84,787,863x = 33,731,537,766,498,576
  5. Step 5: Solve for x
    x = 33,731,537,766,498,576/84,787,863
  6. Step 6: Final answer
    x = 397,834,508.07

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.