Home / 339,474,812.47-468,479,458.22-205,510,954.88

Finding the Fourth Proportional to 339,474,812.47, 468,479,458.22 and 205,510,954.88

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Solution

The fourth proportional to 339,474,812.47, 468,479,458.22 and 205,510,954.88 is: 283,607,670.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,474,812.47 : 468,479,458.22 = 205,510,954.88 : x
  2. Step 2: Convert to fraction form
    339,474,812.47/468,479,458.22 = 205,510,954.88/x
  3. Step 3: Cross multiply
    339,474,812.47x = 468,479,458.22 × 205,510,954.88
  4. Step 4: Simplify right side
    339,474,812.47x = 96,277,660,800,600,896
  5. Step 5: Solve for x
    x = 96,277,660,800,600,896/339,474,812.47
  6. Step 6: Final answer
    x = 283,607,670.63

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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.