Home / 329,795,009.35-494,566,542.82-99,687,617.35

Finding the Fourth Proportional to 329,795,009.35, 494,566,542.82 and 99,687,617.35

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Solution

The fourth proportional to 329,795,009.35, 494,566,542.82 and 99,687,617.35 is: 149,493,348.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,795,009.35 : 494,566,542.82 = 99,687,617.35 : x
  2. Step 2: Convert to fraction form
    329,795,009.35/494,566,542.82 = 99,687,617.35/x
  3. Step 3: Cross multiply
    329,795,009.35x = 494,566,542.82 × 99,687,617.35
  4. Step 4: Simplify right side
    329,795,009.35x = 49,302,160,274,752,544
  5. Step 5: Solve for x
    x = 49,302,160,274,752,544/329,795,009.35
  6. Step 6: Final answer
    x = 149,493,348.53

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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.