Home / 203,940,586.36-281,438,049.54-111,121,094.26

Finding the Fourth Proportional to 203,940,586.36, 281,438,049.54 and 111,121,094.26

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Solution

The fourth proportional to 203,940,586.36, 281,438,049.54 and 111,121,094.26 is: 153,347,132.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,940,586.36 : 281,438,049.54 = 111,121,094.26 : x
  2. Step 2: Convert to fraction form
    203,940,586.36/281,438,049.54 = 111,121,094.26/x
  3. Step 3: Cross multiply
    203,940,586.36x = 281,438,049.54 × 111,121,094.26
  4. Step 4: Simplify right side
    203,940,586.36x = 31,273,704,031,284,892
  5. Step 5: Solve for x
    x = 31,273,704,031,284,892/203,940,586.36
  6. Step 6: Final answer
    x = 153,347,132.07

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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.