Home / 329,396,575.57-494,098,406.82-99,367,654.21

Finding the Fourth Proportional to 329,396,575.57, 494,098,406.82 and 99,367,654.21

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Solution

The fourth proportional to 329,396,575.57, 494,098,406.82 and 99,367,654.21 is: 149,052,550.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,396,575.57 : 494,098,406.82 = 99,367,654.21 : x
  2. Step 2: Convert to fraction form
    329,396,575.57/494,098,406.82 = 99,367,654.21/x
  3. Step 3: Cross multiply
    329,396,575.57x = 494,098,406.82 × 99,367,654.21
  4. Step 4: Simplify right side
    329,396,575.57x = 49,097,399,634,601,664
  5. Step 5: Solve for x
    x = 49,097,399,634,601,664/329,396,575.57
  6. Step 6: Final answer
    x = 149,052,550.26

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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.