Home / 296,418,703.73-408,923,675.42-178,906,469.81

Finding the Fourth Proportional to 296,418,703.73, 408,923,675.42 and 178,906,469.81

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Solution

The fourth proportional to 296,418,703.73, 408,923,675.42 and 178,906,469.81 is: 246,809,969.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,418,703.73 : 408,923,675.42 = 178,906,469.81 : x
  2. Step 2: Convert to fraction form
    296,418,703.73/408,923,675.42 = 178,906,469.81/x
  3. Step 3: Cross multiply
    296,418,703.73x = 408,923,675.42 × 178,906,469.81
  4. Step 4: Simplify right side
    296,418,703.73x = 73,159,091,189,525,120
  5. Step 5: Solve for x
    x = 73,159,091,189,525,120/296,418,703.73
  6. Step 6: Final answer
    x = 246,809,969.38

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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.