Home / 15,186,667,047.91-20,957,593,236.78-9,083,019,500.97

Finding the Fourth Proportional to 15,186,667,047.91, 20,957,593,236.78 and 9,083,019,500.97

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Solution

The fourth proportional to 15,186,667,047.91, 20,957,593,236.78 and 9,083,019,500.97 is: 12,534,562,551.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,186,667,047.91 : 20,957,593,236.78 = 9,083,019,500.97 : x
  2. Step 2: Convert to fraction form
    15,186,667,047.91/20,957,593,236.78 = 9,083,019,500.97/x
  3. Step 3: Cross multiply
    15,186,667,047.91x = 20,957,593,236.78 × 9,083,019,500.97
  4. Step 4: Simplify right side
    15,186,667,047.91x = 190,358,228,062,964,940,800
  5. Step 5: Solve for x
    x = 190,358,228,062,964,940,800/15,186,667,047.91
  6. Step 6: Final answer
    x = 12,534,562,551.64

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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.