Home / 265,738,954.20-398,608,431.30-222,740,784.60

Finding the Fourth Proportional to 265,738,954.20, 398,608,431.30 and 222,740,784.60

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Solution

The fourth proportional to 265,738,954.20, 398,608,431.30 and 222,740,784.60 is: 334,111,176.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,738,954.20 : 398,608,431.30 = 222,740,784.60 : x
  2. Step 2: Convert to fraction form
    265,738,954.20/398,608,431.30 = 222,740,784.60/x
  3. Step 3: Cross multiply
    265,738,954.20x = 398,608,431.30 × 222,740,784.60
  4. Step 4: Simplify right side
    265,738,954.20x = 88,786,354,735,937,200
  5. Step 5: Solve for x
    x = 88,786,354,735,937,200/265,738,954.20
  6. Step 6: Final answer
    x = 334,111,176.90

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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.