Home / 155,975,092.47-233,591,286.92-90,257,693.85

Finding the Fourth Proportional to 155,975,092.47, 233,591,286.92 and 90,257,693.85

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Solution

The fourth proportional to 155,975,092.47, 233,591,286.92 and 90,257,693.85 is: 135,171,651.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,975,092.47 : 233,591,286.92 = 90,257,693.85 : x
  2. Step 2: Convert to fraction form
    155,975,092.47/233,591,286.92 = 90,257,693.85/x
  3. Step 3: Cross multiply
    155,975,092.47x = 233,591,286.92 × 90,257,693.85
  4. Step 4: Simplify right side
    155,975,092.47x = 21,083,410,860,401,580
  5. Step 5: Solve for x
    x = 21,083,410,860,401,580/155,975,092.47
  6. Step 6: Final answer
    x = 135,171,651.62

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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.