Home / 352,437,696.59-486,335,507.03-203,768,356.24

Finding the Fourth Proportional to 352,437,696.59, 486,335,507.03 and 203,768,356.24

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Solution

The fourth proportional to 352,437,696.59, 486,335,507.03 and 203,768,356.24 is: 281,183,845.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,437,696.59 : 486,335,507.03 = 203,768,356.24 : x
  2. Step 2: Convert to fraction form
    352,437,696.59/486,335,507.03 = 203,768,356.24/x
  3. Step 3: Cross multiply
    352,437,696.59x = 486,335,507.03 × 203,768,356.24
  4. Step 4: Simplify right side
    352,437,696.59x = 99,099,786,848,317,536
  5. Step 5: Solve for x
    x = 99,099,786,848,317,536/352,437,696.59
  6. Step 6: Final answer
    x = 281,183,845.56

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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.