Home / 481,489,300.20-721,755,653.40-222,252,380.40

Finding the Fourth Proportional to 481,489,300.20, 721,755,653.40 and 222,252,380.40

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Solution

The fourth proportional to 481,489,300.20, 721,755,653.40 and 222,252,380.40 is: 333,157,791.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,489,300.20 : 721,755,653.40 = 222,252,380.40 : x
  2. Step 2: Convert to fraction form
    481,489,300.20/721,755,653.40 = 222,252,380.40/x
  3. Step 3: Cross multiply
    481,489,300.20x = 721,755,653.40 × 222,252,380.40
  4. Step 4: Simplify right side
    481,489,300.20x = 160,411,912,035,307,360
  5. Step 5: Solve for x
    x = 160,411,912,035,307,360/481,489,300.20
  6. Step 6: Final answer
    x = 333,157,791.81

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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.