Home / 22,392,769,859.27-30,901,813,561.94-12,231,493,839.50

Finding the Fourth Proportional to 22,392,769,859.27, 30,901,813,561.94 and 12,231,493,839.50

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Solution

The fourth proportional to 22,392,769,859.27, 30,901,813,561.94 and 12,231,493,839.50 is: 16,879,347,422.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,392,769,859.27 : 30,901,813,561.94 = 12,231,493,839.50 : x
  2. Step 2: Convert to fraction form
    22,392,769,859.27/30,901,813,561.94 = 12,231,493,839.50/x
  3. Step 3: Cross multiply
    22,392,769,859.27x = 30,901,813,561.94 × 12,231,493,839.50
  4. Step 4: Simplify right side
    22,392,769,859.27x = 377,975,342,212,376,100,864
  5. Step 5: Solve for x
    x = 377,975,342,212,376,100,864/22,392,769,859.27
  6. Step 6: Final answer
    x = 16,879,347,422.75

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.