Home / 3,886,789,190.40-5,830,179,114.24-1,266,589,163.52

Finding the Fourth Proportional to 3,886,789,190.40, 5,830,179,114.24 and 1,266,589,163.52

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Solution

The fourth proportional to 3,886,789,190.40, 5,830,179,114.24 and 1,266,589,163.52 is: 1,899,882,223.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,789,190.40 : 5,830,179,114.24 = 1,266,589,163.52 : x
  2. Step 2: Convert to fraction form
    3,886,789,190.40/5,830,179,114.24 = 1,266,589,163.52/x
  3. Step 3: Cross multiply
    3,886,789,190.40x = 5,830,179,114.24 × 1,266,589,163.52
  4. Step 4: Simplify right side
    3,886,789,190.40x = 7,384,441,687,477,015,552
  5. Step 5: Solve for x
    x = 7,384,441,687,477,015,552/3,886,789,190.40
  6. Step 6: Final answer
    x = 1,899,882,223.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.