Home / 322,351,436.90-483,629,370.87-115,085,403.38

Finding the Fourth Proportional to 322,351,436.90, 483,629,370.87 and 115,085,403.38

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Solution

The fourth proportional to 322,351,436.90, 483,629,370.87 and 115,085,403.38 is: 172,664,597.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,351,436.90 : 483,629,370.87 = 115,085,403.38 : x
  2. Step 2: Convert to fraction form
    322,351,436.90/483,629,370.87 = 115,085,403.38/x
  3. Step 3: Cross multiply
    322,351,436.90x = 483,629,370.87 × 115,085,403.38
  4. Step 4: Simplify right side
    322,351,436.90x = 55,658,681,232,989,568
  5. Step 5: Solve for x
    x = 55,658,681,232,989,568/322,351,436.90
  6. Step 6: Final answer
    x = 172,664,597.89

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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.