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Finding the Third Proportional to 72,250,218 and 102,993,930

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Solution

The third proportional to 72,250,218 and 102,993,930 is: 146,819,620.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,250,218 : 102,993,930 = 102,993,930 : x
  2. Step 2: Convert to fraction form
    72,250,218/102,993,930 = 102,993,930/x
  3. Step 3: Cross multiply
    72,250,218x = 102,993,930 × 102,993,930
  4. Step 4: Simplify right side
    72,250,218x = 10,607,749,616,844,900
  5. Step 5: Solve for x
    x = 10,607,749,616,844,900/72,250,218
  6. Step 6: Final answer
    x = 146,819,620.90

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.