Home / 365,263,297.52-504,035,375.64-208,608,779.12

Finding the Fourth Proportional to 365,263,297.52, 504,035,375.64 and 208,608,779.12

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Solution

The fourth proportional to 365,263,297.52, 504,035,375.64 and 208,608,779.12 is: 287,864,138.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,263,297.52 : 504,035,375.64 = 208,608,779.12 : x
  2. Step 2: Convert to fraction form
    365,263,297.52/504,035,375.64 = 208,608,779.12/x
  3. Step 3: Cross multiply
    365,263,297.52x = 504,035,375.64 × 208,608,779.12
  4. Step 4: Simplify right side
    365,263,297.52x = 105,146,204,345,550,992
  5. Step 5: Solve for x
    x = 105,146,204,345,550,992/365,263,297.52
  6. Step 6: Final answer
    x = 287,864,138.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.