Home / 481,586,100.30-722,379,150.45-328,531,092.30

Finding the Fourth Proportional to 481,586,100.30, 722,379,150.45 and 328,531,092.30

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Solution

The fourth proportional to 481,586,100.30, 722,379,150.45 and 328,531,092.30 is: 492,796,638.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,586,100.30 : 722,379,150.45 = 328,531,092.30 : x
  2. Step 2: Convert to fraction form
    481,586,100.30/722,379,150.45 = 328,531,092.30/x
  3. Step 3: Cross multiply
    481,586,100.30x = 722,379,150.45 × 328,531,092.30
  4. Step 4: Simplify right side
    481,586,100.30x = 237,324,011,352,084,576
  5. Step 5: Solve for x
    x = 237,324,011,352,084,576/481,586,100.30
  6. Step 6: Final answer
    x = 492,796,638.45

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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.