Home / 629,859,078.80-945,261,010.20-322,993,235.60

Finding the Fourth Proportional to 629,859,078.80, 945,261,010.20 and 322,993,235.60

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Solution

The fourth proportional to 629,859,078.80, 945,261,010.20 and 322,993,235.60 is: 484,732,097.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,859,078.80 : 945,261,010.20 = 322,993,235.60 : x
  2. Step 2: Convert to fraction form
    629,859,078.80/945,261,010.20 = 322,993,235.60/x
  3. Step 3: Cross multiply
    629,859,078.80x = 945,261,010.20 × 322,993,235.60
  4. Step 4: Simplify right side
    629,859,078.80x = 305,312,912,171,022,656
  5. Step 5: Solve for x
    x = 305,312,912,171,022,656/629,859,078.80
  6. Step 6: Final answer
    x = 484,732,097.14

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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.