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Finding the Third Proportional to 18,904,052 and 40,498,141

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Solution

The third proportional to 18,904,052 and 40,498,141 is: 86,759,146.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,904,052 : 40,498,141 = 40,498,141 : x
  2. Step 2: Convert to fraction form
    18,904,052/40,498,141 = 40,498,141/x
  3. Step 3: Cross multiply
    18,904,052x = 40,498,141 × 40,498,141
  4. Step 4: Simplify right side
    18,904,052x = 1,640,099,424,455,881
  5. Step 5: Solve for x
    x = 1,640,099,424,455,881/18,904,052
  6. Step 6: Final answer
    x = 86,759,146.90

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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.