Home / 203,705,096.19-281,097,005.83-115,599,093.58

Finding the Fourth Proportional to 203,705,096.19, 281,097,005.83 and 115,599,093.58

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Solution

The fourth proportional to 203,705,096.19, 281,097,005.83 and 115,599,093.58 is: 159,517,654.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,705,096.19 : 281,097,005.83 = 115,599,093.58 : x
  2. Step 2: Convert to fraction form
    203,705,096.19/281,097,005.83 = 115,599,093.58/x
  3. Step 3: Cross multiply
    203,705,096.19x = 281,097,005.83 × 115,599,093.58
  4. Step 4: Simplify right side
    203,705,096.19x = 32,494,559,082,062,348
  5. Step 5: Solve for x
    x = 32,494,559,082,062,348/203,705,096.19
  6. Step 6: Final answer
    x = 159,517,654.15

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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.