Home / 822,794,643.39-1,234,188,637.07-298,040,936.49

Finding the Fourth Proportional to 822,794,643.39, 1,234,188,637.07 and 298,040,936.49

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Solution

The fourth proportional to 822,794,643.39, 1,234,188,637.07 and 298,040,936.49 is: 447,060,199.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,794,643.39 : 1,234,188,637.07 = 298,040,936.49 : x
  2. Step 2: Convert to fraction form
    822,794,643.39/1,234,188,637.07 = 298,040,936.49/x
  3. Step 3: Cross multiply
    822,794,643.39x = 1,234,188,637.07 × 298,040,936.49
  4. Step 4: Simplify right side
    822,794,643.39x = 367,838,737,198,404,672
  5. Step 5: Solve for x
    x = 367,838,737,198,404,672/822,794,643.39
  6. Step 6: Final answer
    x = 447,060,199.23

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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.