Home / 381,548,096.26-526,650,554.96-222,821,035.05

Finding the Fourth Proportional to 381,548,096.26, 526,650,554.96 and 222,821,035.05

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Solution

The fourth proportional to 381,548,096.26, 526,650,554.96 and 222,821,035.05 is: 307,559,709.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,548,096.26 : 526,650,554.96 = 222,821,035.05 : x
  2. Step 2: Convert to fraction form
    381,548,096.26/526,650,554.96 = 222,821,035.05/x
  3. Step 3: Cross multiply
    381,548,096.26x = 526,650,554.96 × 222,821,035.05
  4. Step 4: Simplify right side
    381,548,096.26x = 117,348,821,765,844,112
  5. Step 5: Solve for x
    x = 117,348,821,765,844,112/381,548,096.26
  6. Step 6: Final answer
    x = 307,559,709.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.