Home / 210,825,261,800.25-321,177,703,229.25

Finding the Third Proportional to 210,825,261,800.25 and 321,177,703,229.25

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Solution

The third proportional to 210,825,261,800.25 and 321,177,703,229.25 is: 489,292,014,489.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,825,261,800.25 : 321,177,703,229.25 = 321,177,703,229.25 : x
  2. Step 2: Convert to fraction form
    210,825,261,800.25/321,177,703,229.25 = 321,177,703,229.25/x
  3. Step 3: Cross multiply
    210,825,261,800.25x = 321,177,703,229.25 × 321,177,703,229.25
  4. Step 4: Simplify right side
    210,825,261,800.25x = 103,155,117,051,616,184,762,368
  5. Step 5: Solve for x
    x = 103,155,117,051,616,184,762,368/210,825,261,800.25
  6. Step 6: Final answer
    x = 489,292,014,489.95

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.