Home / 15,597,715,975.68-21,524,846,447.36-8,823,389,826.56

Finding the Fourth Proportional to 15,597,715,975.68, 21,524,846,447.36 and 8,823,389,826.56

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Solution

The fourth proportional to 15,597,715,975.68, 21,524,846,447.36 and 8,823,389,826.56 is: 12,176,277,056.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,597,715,975.68 : 21,524,846,447.36 = 8,823,389,826.56 : x
  2. Step 2: Convert to fraction form
    15,597,715,975.68/21,524,846,447.36 = 8,823,389,826.56/x
  3. Step 3: Cross multiply
    15,597,715,975.68x = 21,524,846,447.36 × 8,823,389,826.56
  4. Step 4: Simplify right side
    15,597,715,975.68x = 189,922,111,161,902,366,720
  5. Step 5: Solve for x
    x = 189,922,111,161,902,366,720/15,597,715,975.68
  6. Step 6: Final answer
    x = 12,176,277,056.08

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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.