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Finding the Third Proportional to 56,141,812 and 122,850,174

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Solution

The third proportional to 56,141,812 and 122,850,174 is: 268,822,197.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,141,812 : 122,850,174 = 122,850,174 : x
  2. Step 2: Convert to fraction form
    56,141,812/122,850,174 = 122,850,174/x
  3. Step 3: Cross multiply
    56,141,812x = 122,850,174 × 122,850,174
  4. Step 4: Simplify right side
    56,141,812x = 15,092,165,251,830,276
  5. Step 5: Solve for x
    x = 15,092,165,251,830,276/56,141,812
  6. Step 6: Final answer
    x = 268,822,197.11

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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.