Home / 21,845,682,922.24-30,147,094,836.72-11,821,285,336.96

Finding the Fourth Proportional to 21,845,682,922.24, 30,147,094,836.72 and 11,821,285,336.96

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Solution

The fourth proportional to 21,845,682,922.24, 30,147,094,836.72 and 11,821,285,336.96 is: 16,313,402,122.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,845,682,922.24 : 30,147,094,836.72 = 11,821,285,336.96 : x
  2. Step 2: Convert to fraction form
    21,845,682,922.24/30,147,094,836.72 = 11,821,285,336.96/x
  3. Step 3: Cross multiply
    21,845,682,922.24x = 30,147,094,836.72 × 11,821,285,336.96
  4. Step 4: Simplify right side
    21,845,682,922.24x = 356,377,410,145,260,666,880
  5. Step 5: Solve for x
    x = 356,377,410,145,260,666,880/21,845,682,922.24
  6. Step 6: Final answer
    x = 16,313,402,122.23

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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.