Home / 647,558,487.56-893,633,405.24-350,200,729.73

Finding the Fourth Proportional to 647,558,487.56, 893,633,405.24 and 350,200,729.73

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Solution

The fourth proportional to 647,558,487.56, 893,633,405.24 and 350,200,729.73 is: 483,278,463.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,558,487.56 : 893,633,405.24 = 350,200,729.73 : x
  2. Step 2: Convert to fraction form
    647,558,487.56/893,633,405.24 = 350,200,729.73/x
  3. Step 3: Cross multiply
    647,558,487.56x = 893,633,405.24 × 350,200,729.73
  4. Step 4: Simplify right side
    647,558,487.56x = 312,951,070,629,262,400
  5. Step 5: Solve for x
    x = 312,951,070,629,262,400/647,558,487.56
  6. Step 6: Final answer
    x = 483,278,463.09

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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.