Home / 234,858,068.80-352,287,103.20-213,694,907.20

Finding the Fourth Proportional to 234,858,068.80, 352,287,103.20 and 213,694,907.20

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Solution

The fourth proportional to 234,858,068.80, 352,287,103.20 and 213,694,907.20 is: 320,542,360.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,858,068.80 : 352,287,103.20 = 213,694,907.20 : x
  2. Step 2: Convert to fraction form
    234,858,068.80/352,287,103.20 = 213,694,907.20/x
  3. Step 3: Cross multiply
    234,858,068.80x = 352,287,103.20 × 213,694,907.20
  4. Step 4: Simplify right side
    234,858,068.80x = 75,281,959,826,080,816
  5. Step 5: Solve for x
    x = 75,281,959,826,080,816/234,858,068.80
  6. Step 6: Final answer
    x = 320,542,360.80

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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.