Home / 12,121,193,100-28,320,576,377.50

Finding the Third Proportional to 12,121,193,100 and 28,320,576,377.50

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Solution

The third proportional to 12,121,193,100 and 28,320,576,377.50 is: 66,169,645,160.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,121,193,100 : 28,320,576,377.50 = 28,320,576,377.50 : x
  2. Step 2: Convert to fraction form
    12,121,193,100/28,320,576,377.50 = 28,320,576,377.50/x
  3. Step 3: Cross multiply
    12,121,193,100x = 28,320,576,377.50 × 28,320,576,377.50
  4. Step 4: Simplify right side
    12,121,193,100x = 802,055,046,353,811,013,632
  5. Step 5: Solve for x
    x = 802,055,046,353,811,013,632/12,121,193,100
  6. Step 6: Final answer
    x = 66,169,645,160.91

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.