Home / 2,221,004,865.51-3,331,473,668.31-540,306,178.57

Finding the Fourth Proportional to 2,221,004,865.51, 3,331,473,668.31 and 540,306,178.57

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Solution

The fourth proportional to 2,221,004,865.51, 3,331,473,668.31 and 540,306,178.57 is: 810,451,086.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,004,865.51 : 3,331,473,668.31 = 540,306,178.57 : x
  2. Step 2: Convert to fraction form
    2,221,004,865.51/3,331,473,668.31 = 540,306,178.57/x
  3. Step 3: Cross multiply
    2,221,004,865.51x = 3,331,473,668.31 × 540,306,178.57
  4. Step 4: Simplify right side
    2,221,004,865.51x = 1,800,015,806,731,155,968
  5. Step 5: Solve for x
    x = 1,800,015,806,731,155,968/2,221,004,865.51
  6. Step 6: Final answer
    x = 810,451,086.66

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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.