Home / 262,213,481.80-393,320,222.70-251,017,791.40

Finding the Fourth Proportional to 262,213,481.80, 393,320,222.70 and 251,017,791.40

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Solution

The fourth proportional to 262,213,481.80, 393,320,222.70 and 251,017,791.40 is: 376,526,687.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,213,481.80 : 393,320,222.70 = 251,017,791.40 : x
  2. Step 2: Convert to fraction form
    262,213,481.80/393,320,222.70 = 251,017,791.40/x
  3. Step 3: Cross multiply
    262,213,481.80x = 393,320,222.70 × 251,017,791.40
  4. Step 4: Simplify right side
    262,213,481.80x = 98,730,373,615,110,144
  5. Step 5: Solve for x
    x = 98,730,373,615,110,144/262,213,481.80
  6. Step 6: Final answer
    x = 376,526,687.10

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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.