Home / 201,503,590.27-302,244,016.25-89,297,121.21

Finding the Fourth Proportional to 201,503,590.27, 302,244,016.25 and 89,297,121.21

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Solution

The fourth proportional to 201,503,590.27, 302,244,016.25 and 89,297,121.21 is: 133,940,643.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,503,590.27 : 302,244,016.25 = 89,297,121.21 : x
  2. Step 2: Convert to fraction form
    201,503,590.27/302,244,016.25 = 89,297,121.21/x
  3. Step 3: Cross multiply
    201,503,590.27x = 302,244,016.25 × 89,297,121.21
  4. Step 4: Simplify right side
    201,503,590.27x = 26,989,520,554,073,456
  5. Step 5: Solve for x
    x = 26,989,520,554,073,456/201,503,590.27
  6. Step 6: Final answer
    x = 133,940,643.53

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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.