Home / 269,699,791.36-372,186,359.04-145,941,796.48

Finding the Fourth Proportional to 269,699,791.36, 372,186,359.04 and 145,941,796.48

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Solution

The fourth proportional to 269,699,791.36, 372,186,359.04 and 145,941,796.48 is: 201,400,029.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,699,791.36 : 372,186,359.04 = 145,941,796.48 : x
  2. Step 2: Convert to fraction form
    269,699,791.36/372,186,359.04 = 145,941,796.48/x
  3. Step 3: Cross multiply
    269,699,791.36x = 372,186,359.04 × 145,941,796.48
  4. Step 4: Simplify right side
    269,699,791.36x = 54,317,545,863,647,888
  5. Step 5: Solve for x
    x = 54,317,545,863,647,888/269,699,791.36
  6. Step 6: Final answer
    x = 201,400,029.23

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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.