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Finding the Third Proportional to 12,187,867,190 and 17,163,202,718.50

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Solution

The third proportional to 12,187,867,190 and 17,163,202,718.50 is: 24,169,571,506.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,187,867,190 : 17,163,202,718.50 = 17,163,202,718.50 : x
  2. Step 2: Convert to fraction form
    12,187,867,190/17,163,202,718.50 = 17,163,202,718.50/x
  3. Step 3: Cross multiply
    12,187,867,190x = 17,163,202,718.50 × 17,163,202,718.50
  4. Step 4: Simplify right side
    12,187,867,190x = 294,575,527,556,325,801,984
  5. Step 5: Solve for x
    x = 294,575,527,556,325,801,984/12,187,867,190
  6. Step 6: Final answer
    x = 24,169,571,506.16

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.