Home / 2,221,004,860.32-3,331,473,660.45-540,306,173.31

Finding the Fourth Proportional to 2,221,004,860.32, 3,331,473,660.45 and 540,306,173.31

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Solution

The fourth proportional to 2,221,004,860.32, 3,331,473,660.45 and 540,306,173.31 is: 810,451,078.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,004,860.32 : 3,331,473,660.45 = 540,306,173.31 : x
  2. Step 2: Convert to fraction form
    2,221,004,860.32/3,331,473,660.45 = 540,306,173.31/x
  3. Step 3: Cross multiply
    2,221,004,860.32x = 3,331,473,660.45 × 540,306,173.31
  4. Step 4: Simplify right side
    2,221,004,860.32x = 1,800,015,784,960,797,440
  5. Step 5: Solve for x
    x = 1,800,015,784,960,797,440/2,221,004,860.32
  6. Step 6: Final answer
    x = 810,451,078.75

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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.