Home / 148,004,558,743.71-221,624,491,620.87-102,147,645,233.53

Finding the Fourth Proportional to 148,004,558,743.71, 221,624,491,620.87 and 102,147,645,233.53

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Solution

The fourth proportional to 148,004,558,743.71, 221,624,491,620.87 and 102,147,645,233.53 is: 152,957,585,477.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,004,558,743.71 : 221,624,491,620.87 = 102,147,645,233.53 : x
  2. Step 2: Convert to fraction form
    148,004,558,743.71/221,624,491,620.87 = 102,147,645,233.53/x
  3. Step 3: Cross multiply
    148,004,558,743.71x = 221,624,491,620.87 × 102,147,645,233.53
  4. Step 4: Simplify right side
    148,004,558,743.71x = 22,638,419,945,150,069,342,208
  5. Step 5: Solve for x
    x = 22,638,419,945,150,069,342,208/148,004,558,743.71
  6. Step 6: Final answer
    x = 152,957,585,477.83

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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.