Home / 378,584,074.80-567,876,112.20-360,727,657.20

Finding the Fourth Proportional to 378,584,074.80, 567,876,112.20 and 360,727,657.20

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Solution

The fourth proportional to 378,584,074.80, 567,876,112.20 and 360,727,657.20 is: 541,091,485.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,584,074.80 : 567,876,112.20 = 360,727,657.20 : x
  2. Step 2: Convert to fraction form
    378,584,074.80/567,876,112.20 = 360,727,657.20/x
  3. Step 3: Cross multiply
    378,584,074.80x = 567,876,112.20 × 360,727,657.20
  4. Step 4: Simplify right side
    378,584,074.80x = 204,848,619,533,750,336
  5. Step 5: Solve for x
    x = 204,848,619,533,750,336/378,584,074.80
  6. Step 6: Final answer
    x = 541,091,485.80

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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.