Home / 192,048,558.78-288,085,216.89-67,535,912.82

Finding the Fourth Proportional to 192,048,558.78, 288,085,216.89 and 67,535,912.82

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Solution

The fourth proportional to 192,048,558.78, 288,085,216.89 and 67,535,912.82 is: 101,308,222.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,048,558.78 : 288,085,216.89 = 67,535,912.82 : x
  2. Step 2: Convert to fraction form
    192,048,558.78/288,085,216.89 = 67,535,912.82/x
  3. Step 3: Cross multiply
    192,048,558.78x = 288,085,216.89 × 67,535,912.82
  4. Step 4: Simplify right side
    192,048,558.78x = 19,456,098,092,613,828
  5. Step 5: Solve for x
    x = 19,456,098,092,613,828/192,048,558.78
  6. Step 6: Final answer
    x = 101,308,222.34

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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.