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Finding the Third Proportional to 74,659,317 and 162,994,977

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Solution

The third proportional to 74,659,317 and 162,994,977 is: 355,847,918.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,659,317 : 162,994,977 = 162,994,977 : x
  2. Step 2: Convert to fraction form
    74,659,317/162,994,977 = 162,994,977/x
  3. Step 3: Cross multiply
    74,659,317x = 162,994,977 × 162,994,977
  4. Step 4: Simplify right side
    74,659,317x = 26,567,362,527,230,528
  5. Step 5: Solve for x
    x = 26,567,362,527,230,528/74,659,317
  6. Step 6: Final answer
    x = 355,847,918.18

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.