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Finding the Fourth Proportional to 193,915,604.37, 290,873,406.55 and 193,915,604.37

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Solution

The fourth proportional to 193,915,604.37, 290,873,406.55 and 193,915,604.37 is: 290,873,406.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,915,604.37 : 290,873,406.55 = 193,915,604.37 : x
  2. Step 2: Convert to fraction form
    193,915,604.37/290,873,406.55 = 193,915,604.37/x
  3. Step 3: Cross multiply
    193,915,604.37x = 290,873,406.55 × 193,915,604.37
  4. Step 4: Simplify right side
    193,915,604.37x = 56,404,892,424,849,608
  5. Step 5: Solve for x
    x = 56,404,892,424,849,608/193,915,604.37
  6. Step 6: Final answer
    x = 290,873,406.55

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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.