Home / 15,999,122,472.15-22,078,781,332.22-9,568,942,340.33

Finding the Fourth Proportional to 15,999,122,472.15, 22,078,781,332.22 and 9,568,942,340.33

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Solution

The fourth proportional to 15,999,122,472.15, 22,078,781,332.22 and 9,568,942,340.33 is: 13,205,135,836.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,999,122,472.15 : 22,078,781,332.22 = 9,568,942,340.33 : x
  2. Step 2: Convert to fraction form
    15,999,122,472.15/22,078,781,332.22 = 9,568,942,340.33/x
  3. Step 3: Cross multiply
    15,999,122,472.15x = 22,078,781,332.22 × 9,568,942,340.33
  4. Step 4: Simplify right side
    15,999,122,472.15x = 211,270,585,512,830,861,312
  5. Step 5: Solve for x
    x = 211,270,585,512,830,861,312/15,999,122,472.15
  6. Step 6: Final answer
    x = 13,205,135,836.71

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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.