Home / 203,351,868.57-305,068,393.58-106,351,245.21

Finding the Fourth Proportional to 203,351,868.57, 305,068,393.58 and 106,351,245.21

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Solution

The fourth proportional to 203,351,868.57, 305,068,393.58 and 106,351,245.21 is: 159,548,096.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,351,868.57 : 305,068,393.58 = 106,351,245.21 : x
  2. Step 2: Convert to fraction form
    203,351,868.57/305,068,393.58 = 106,351,245.21/x
  3. Step 3: Cross multiply
    203,351,868.57x = 305,068,393.58 × 106,351,245.21
  4. Step 4: Simplify right side
    203,351,868.57x = 32,444,403,531,447,364
  5. Step 5: Solve for x
    x = 32,444,403,531,447,364/203,351,868.57
  6. Step 6: Final answer
    x = 159,548,096.41

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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.