Home / 2,211,723,987.65-3,052,189,505.79-1,208,155,477.97

Finding the Fourth Proportional to 2,211,723,987.65, 3,052,189,505.79 and 1,208,155,477.97

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Solution

The fourth proportional to 2,211,723,987.65, 3,052,189,505.79 and 1,208,155,477.97 is: 1,667,260,242.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211,723,987.65 : 3,052,189,505.79 = 1,208,155,477.97 : x
  2. Step 2: Convert to fraction form
    2,211,723,987.65/3,052,189,505.79 = 1,208,155,477.97/x
  3. Step 3: Cross multiply
    2,211,723,987.65x = 3,052,189,505.79 × 1,208,155,477.97
  4. Step 4: Simplify right side
    2,211,723,987.65x = 3,687,519,471,207,474,176
  5. Step 5: Solve for x
    x = 3,687,519,471,207,474,176/2,211,723,987.65
  6. Step 6: Final answer
    x = 1,667,260,242.14

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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.