Home / 148,507,512.24-204,937,278.48-82,424,133.66

Finding the Fourth Proportional to 148,507,512.24, 204,937,278.48 and 82,424,133.66

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Solution

The fourth proportional to 148,507,512.24, 204,937,278.48 and 82,424,133.66 is: 113,743,590.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,507,512.24 : 204,937,278.48 = 82,424,133.66 : x
  2. Step 2: Convert to fraction form
    148,507,512.24/204,937,278.48 = 82,424,133.66/x
  3. Step 3: Cross multiply
    148,507,512.24x = 204,937,278.48 × 82,424,133.66
  4. Step 4: Simplify right side
    148,507,512.24x = 16,891,777,633,352,160
  5. Step 5: Solve for x
    x = 16,891,777,633,352,160/148,507,512.24
  6. Step 6: Final answer
    x = 113,743,590.33

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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.