Home / 203,965,441.08-281,470,750.38-111,145,661.88

Finding the Fourth Proportional to 203,965,441.08, 281,470,750.38 and 111,145,661.88

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Solution

The fourth proportional to 203,965,441.08, 281,470,750.38 and 111,145,661.88 is: 153,380,164.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,965,441.08 : 281,470,750.38 = 111,145,661.88 : x
  2. Step 2: Convert to fraction form
    203,965,441.08/281,470,750.38 = 111,145,661.88/x
  3. Step 3: Cross multiply
    203,965,441.08x = 281,470,750.38 × 111,145,661.88
  4. Step 4: Simplify right side
    203,965,441.08x = 31,284,252,850,845,360
  5. Step 5: Solve for x
    x = 31,284,252,850,845,360/203,965,441.08
  6. Step 6: Final answer
    x = 153,380,164.23

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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.