Home / 529,373,003.70-794,059,505.55-393,324,107.70

Finding the Fourth Proportional to 529,373,003.70, 794,059,505.55 and 393,324,107.70

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Solution

The fourth proportional to 529,373,003.70, 794,059,505.55 and 393,324,107.70 is: 589,986,161.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,373,003.70 : 794,059,505.55 = 393,324,107.70 : x
  2. Step 2: Convert to fraction form
    529,373,003.70/794,059,505.55 = 393,324,107.70/x
  3. Step 3: Cross multiply
    529,373,003.70x = 794,059,505.55 × 393,324,107.70
  4. Step 4: Simplify right side
    529,373,003.70x = 312,322,746,481,156,928
  5. Step 5: Solve for x
    x = 312,322,746,481,156,928/529,373,003.70
  6. Step 6: Final answer
    x = 589,986,161.55

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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.