Home / 481,536,032.40-722,304,048.60-412,261,203.60

Finding the Fourth Proportional to 481,536,032.40, 722,304,048.60 and 412,261,203.60

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Solution

The fourth proportional to 481,536,032.40, 722,304,048.60 and 412,261,203.60 is: 618,391,805.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,536,032.40 : 722,304,048.60 = 412,261,203.60 : x
  2. Step 2: Convert to fraction form
    481,536,032.40/722,304,048.60 = 412,261,203.60/x
  3. Step 3: Cross multiply
    481,536,032.40x = 722,304,048.60 × 412,261,203.60
  4. Step 4: Simplify right side
    481,536,032.40x = 297,777,936,440,988,928
  5. Step 5: Solve for x
    x = 297,777,936,440,988,928/481,536,032.40
  6. Step 6: Final answer
    x = 618,391,805.40

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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.