Home / 378,188,035.44-567,117,288.36-200,886,370.80

Finding the Fourth Proportional to 378,188,035.44, 567,117,288.36 and 200,886,370.80

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Solution

The fourth proportional to 378,188,035.44, 567,117,288.36 and 200,886,370.80 is: 301,242,036.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,188,035.44 : 567,117,288.36 = 200,886,370.80 : x
  2. Step 2: Convert to fraction form
    378,188,035.44/567,117,288.36 = 200,886,370.80/x
  3. Step 3: Cross multiply
    378,188,035.44x = 567,117,288.36 × 200,886,370.80
  4. Step 4: Simplify right side
    378,188,035.44x = 113,926,133,876,577,488
  5. Step 5: Solve for x
    x = 113,926,133,876,577,488/378,188,035.44
  6. Step 6: Final answer
    x = 301,242,036.24

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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.