Home / 263,987,809.40-396,359,627.70-149,196,553.40

Finding the Fourth Proportional to 263,987,809.40, 396,359,627.70 and 149,196,553.40

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Solution

The fourth proportional to 263,987,809.40, 396,359,627.70 and 149,196,553.40 is: 224,008,413.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,987,809.40 : 396,359,627.70 = 149,196,553.40 : x
  2. Step 2: Convert to fraction form
    263,987,809.40/396,359,627.70 = 149,196,553.40/x
  3. Step 3: Cross multiply
    263,987,809.40x = 396,359,627.70 × 149,196,553.40
  4. Step 4: Simplify right side
    263,987,809.40x = 59,135,490,359,747,168
  5. Step 5: Solve for x
    x = 59,135,490,359,747,168/263,987,809.40
  6. Step 6: Final answer
    x = 224,008,413.47

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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.