Home / 291,002,776.82-436,510,367.44-104,268,917.44

Finding the Fourth Proportional to 291,002,776.82, 436,510,367.44 and 104,268,917.44

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Solution

The fourth proportional to 291,002,776.82, 436,510,367.44 and 104,268,917.44 is: 156,405,598.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,002,776.82 : 436,510,367.44 = 104,268,917.44 : x
  2. Step 2: Convert to fraction form
    291,002,776.82/436,510,367.44 = 104,268,917.44/x
  3. Step 3: Cross multiply
    291,002,776.82x = 436,510,367.44 × 104,268,917.44
  4. Step 4: Simplify right side
    291,002,776.82x = 45,514,463,464,305,424
  5. Step 5: Solve for x
    x = 45,514,463,464,305,424/291,002,776.82
  6. Step 6: Final answer
    x = 156,405,598.47

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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.