Home / 3,215,327,571.54-4,821,335,347.66-1,443,179,071.94

Finding the Fourth Proportional to 3,215,327,571.54, 4,821,335,347.66 and 1,443,179,071.94

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Solution

The fourth proportional to 3,215,327,571.54, 4,821,335,347.66 and 1,443,179,071.94 is: 2,164,025,318.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215,327,571.54 : 4,821,335,347.66 = 1,443,179,071.94 : x
  2. Step 2: Convert to fraction form
    3,215,327,571.54/4,821,335,347.66 = 1,443,179,071.94/x
  3. Step 3: Cross multiply
    3,215,327,571.54x = 4,821,335,347.66 × 1,443,179,071.94
  4. Step 4: Simplify right side
    3,215,327,571.54x = 6,958,050,272,519,761,920
  5. Step 5: Solve for x
    x = 6,958,050,272,519,761,920/3,215,327,571.54
  6. Step 6: Final answer
    x = 2,164,025,318.64

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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.