Home / 2,211,723,986.15-3,052,189,503.72-1,208,155,476.47

Finding the Fourth Proportional to 2,211,723,986.15, 3,052,189,503.72 and 1,208,155,476.47

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Solution

The fourth proportional to 2,211,723,986.15, 3,052,189,503.72 and 1,208,155,476.47 is: 1,667,260,240.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211,723,986.15 : 3,052,189,503.72 = 1,208,155,476.47 : x
  2. Step 2: Convert to fraction form
    2,211,723,986.15/3,052,189,503.72 = 1,208,155,476.47/x
  3. Step 3: Cross multiply
    2,211,723,986.15x = 3,052,189,503.72 × 1,208,155,476.47
  4. Step 4: Simplify right side
    2,211,723,986.15x = 3,687,519,464,128,308,224
  5. Step 5: Solve for x
    x = 3,687,519,464,128,308,224/2,211,723,986.15
  6. Step 6: Final answer
    x = 1,667,260,240.07

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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.