Home / 699,451,243.50-1,049,227,253.73-268,629,739.50

Finding the Fourth Proportional to 699,451,243.50, 1,049,227,253.73 and 268,629,739.50

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Solution

The fourth proportional to 699,451,243.50, 1,049,227,253.73 and 268,629,739.50 is: 402,963,961.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,451,243.50 : 1,049,227,253.73 = 268,629,739.50 : x
  2. Step 2: Convert to fraction form
    699,451,243.50/1,049,227,253.73 = 268,629,739.50/x
  3. Step 3: Cross multiply
    699,451,243.50x = 1,049,227,253.73 × 268,629,739.50
  4. Step 4: Simplify right side
    699,451,243.50x = 281,853,643,845,790,304
  5. Step 5: Solve for x
    x = 281,853,643,845,790,304/699,451,243.50
  6. Step 6: Final answer
    x = 402,963,961.34

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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.