Home / 7,866,107,021.36-10,855,239,349.11-4,479,019,063.85

Finding the Fourth Proportional to 7,866,107,021.36, 10,855,239,349.11 and 4,479,019,063.85

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Solution

The fourth proportional to 7,866,107,021.36, 10,855,239,349.11 and 4,479,019,063.85 is: 6,181,052,947.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,866,107,021.36 : 10,855,239,349.11 = 4,479,019,063.85 : x
  2. Step 2: Convert to fraction form
    7,866,107,021.36/10,855,239,349.11 = 4,479,019,063.85/x
  3. Step 3: Cross multiply
    7,866,107,021.36x = 10,855,239,349.11 × 4,479,019,063.85
  4. Step 4: Simplify right side
    7,866,107,021.36x = 48,620,823,987,332,055,040
  5. Step 5: Solve for x
    x = 48,620,823,987,332,055,040/7,866,107,021.36
  6. Step 6: Final answer
    x = 6,181,052,947.19

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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.