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Finding the Third Proportional to 87,644,178 and 187,445,889

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Solution

The third proportional to 87,644,178 and 187,445,889 is: 400,893,272.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,644,178 : 187,445,889 = 187,445,889 : x
  2. Step 2: Convert to fraction form
    87,644,178/187,445,889 = 187,445,889/x
  3. Step 3: Cross multiply
    87,644,178x = 187,445,889 × 187,445,889
  4. Step 4: Simplify right side
    87,644,178x = 35,135,961,303,000,320
  5. Step 5: Solve for x
    x = 35,135,961,303,000,320/87,644,178
  6. Step 6: Final answer
    x = 400,893,272.15

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.