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Finding the Third Proportional to 51,447,168 and 79,624,944

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Solution

The third proportional to 51,447,168 and 79,624,944 is: 123,235,776.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,447,168 : 79,624,944 = 79,624,944 : x
  2. Step 2: Convert to fraction form
    51,447,168/79,624,944 = 79,624,944/x
  3. Step 3: Cross multiply
    51,447,168x = 79,624,944 × 79,624,944
  4. Step 4: Simplify right side
    51,447,168x = 6,340,131,707,003,136
  5. Step 5: Solve for x
    x = 6,340,131,707,003,136/51,447,168
  6. Step 6: Final answer
    x = 123,235,776.69

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.