Home / 2,855,087,431.05-3,940,052,399.59-1,585,014,299.85

Finding the Fourth Proportional to 2,855,087,431.05, 3,940,052,399.59 and 1,585,014,299.85

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Solution

The fourth proportional to 2,855,087,431.05, 3,940,052,399.59 and 1,585,014,299.85 is: 2,187,337,357.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,087,431.05 : 3,940,052,399.59 = 1,585,014,299.85 : x
  2. Step 2: Convert to fraction form
    2,855,087,431.05/3,940,052,399.59 = 1,585,014,299.85/x
  3. Step 3: Cross multiply
    2,855,087,431.05x = 3,940,052,399.59 × 1,585,014,299.85
  4. Step 4: Simplify right side
    2,855,087,431.05x = 6,245,039,395,508,456,448
  5. Step 5: Solve for x
    x = 6,245,039,395,508,456,448/2,855,087,431.05
  6. Step 6: Final answer
    x = 2,187,337,357.03

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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.