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Finding the Fourth Proportional to 193,915,610.37, 290,873,415.55 and 193,915,610.37

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Solution

The fourth proportional to 193,915,610.37, 290,873,415.55 and 193,915,610.37 is: 290,873,415.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,915,610.37 : 290,873,415.55 = 193,915,610.37 : x
  2. Step 2: Convert to fraction form
    193,915,610.37/290,873,415.55 = 193,915,610.37/x
  3. Step 3: Cross multiply
    193,915,610.37x = 290,873,415.55 × 193,915,610.37
  4. Step 4: Simplify right side
    193,915,610.37x = 56,404,895,915,330,536
  5. Step 5: Solve for x
    x = 56,404,895,915,330,536/193,915,610.37
  6. Step 6: Final answer
    x = 290,873,415.55

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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.