Home / 603,654,427.20-905,481,640.80-482,722,075.20

Finding the Fourth Proportional to 603,654,427.20, 905,481,640.80 and 482,722,075.20

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Solution

The fourth proportional to 603,654,427.20, 905,481,640.80 and 482,722,075.20 is: 724,083,112.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,654,427.20 : 905,481,640.80 = 482,722,075.20 : x
  2. Step 2: Convert to fraction form
    603,654,427.20/905,481,640.80 = 482,722,075.20/x
  3. Step 3: Cross multiply
    603,654,427.20x = 905,481,640.80 × 482,722,075.20
  4. Step 4: Simplify right side
    603,654,427.20x = 437,095,976,702,476,928
  5. Step 5: Solve for x
    x = 437,095,976,702,476,928/603,654,427.20
  6. Step 6: Final answer
    x = 724,083,112.80

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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.