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Finding the Third Proportional to 45,369,586 and 99,557,124

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Solution

The third proportional to 45,369,586 and 99,557,124 is: 218,463,993.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,369,586 : 99,557,124 = 99,557,124 : x
  2. Step 2: Convert to fraction form
    45,369,586/99,557,124 = 99,557,124/x
  3. Step 3: Cross multiply
    45,369,586x = 99,557,124 × 99,557,124
  4. Step 4: Simplify right side
    45,369,586x = 9,911,620,939,151,376
  5. Step 5: Solve for x
    x = 9,911,620,939,151,376/45,369,586
  6. Step 6: Final answer
    x = 218,463,993.46

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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.