Home / 584,612,476.52-806,765,200.08-320,304,494.12

Finding the Fourth Proportional to 584,612,476.52, 806,765,200.08 and 320,304,494.12

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Solution

The fourth proportional to 584,612,476.52, 806,765,200.08 and 320,304,494.12 is: 442,020,192.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,612,476.52 : 806,765,200.08 = 320,304,494.12 : x
  2. Step 2: Convert to fraction form
    584,612,476.52/806,765,200.08 = 320,304,494.12/x
  3. Step 3: Cross multiply
    584,612,476.52x = 806,765,200.08 × 320,304,494.12
  4. Step 4: Simplify right side
    584,612,476.52x = 258,410,519,285,244,992
  5. Step 5: Solve for x
    x = 258,410,519,285,244,992/584,612,476.52
  6. Step 6: Final answer
    x = 442,020,192.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.