Home / 688,497,617.60-1,032,949,048.74-222,150,293.03

Finding the Fourth Proportional to 688,497,617.60, 1,032,949,048.74 and 222,150,293.03

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Solution

The fourth proportional to 688,497,617.60, 1,032,949,048.74 and 222,150,293.03 is: 333,290,817.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,497,617.60 : 1,032,949,048.74 = 222,150,293.03 : x
  2. Step 2: Convert to fraction form
    688,497,617.60/1,032,949,048.74 = 222,150,293.03/x
  3. Step 3: Cross multiply
    688,497,617.60x = 1,032,949,048.74 × 222,150,293.03
  4. Step 4: Simplify right side
    688,497,617.60x = 229,469,933,857,486,016
  5. Step 5: Solve for x
    x = 229,469,933,857,486,016/688,497,617.60
  6. Step 6: Final answer
    x = 333,290,817.56

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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.