Home / 2,311,507,542,004.80-3,189,882,498,661.90-1,269,885,855,178.20

Finding the Fourth Proportional to 2,311,507,542,004.80, 3,189,882,498,661.90 and 1,269,885,855,178.20

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Solution

The fourth proportional to 2,311,507,542,004.80, 3,189,882,498,661.90 and 1,269,885,855,178.20 is: 1,752,443,628,722.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,507,542,004.80 : 3,189,882,498,661.90 = 1,269,885,855,178.20 : x
  2. Step 2: Convert to fraction form
    2,311,507,542,004.80/3,189,882,498,661.90 = 1,269,885,855,178.20/x
  3. Step 3: Cross multiply
    2,311,507,542,004.80x = 3,189,882,498,661.90 × 1,269,885,855,178.20
  4. Step 4: Simplify right side
    2,311,507,542,004.80x = 4,050,786,664,731,239,872,724,992
  5. Step 5: Solve for x
    x = 4,050,786,664,731,239,872,724,992/2,311,507,542,004.80
  6. Step 6: Final answer
    x = 1,752,443,628,722.90

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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.