Home / 796,191,662.69-1,098,749,594.87-443,789,998.61

Finding the Fourth Proportional to 796,191,662.69, 1,098,749,594.87 and 443,789,998.61

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Solution

The fourth proportional to 796,191,662.69, 1,098,749,594.87 and 443,789,998.61 is: 612,433,040.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,191,662.69 : 1,098,749,594.87 = 443,789,998.61 : x
  2. Step 2: Convert to fraction form
    796,191,662.69/1,098,749,594.87 = 443,789,998.61/x
  3. Step 3: Cross multiply
    796,191,662.69x = 1,098,749,594.87 × 443,789,998.61
  4. Step 4: Simplify right side
    796,191,662.69x = 487,614,081,172,382,720
  5. Step 5: Solve for x
    x = 487,614,081,172,382,720/796,191,662.69
  6. Step 6: Final answer
    x = 612,433,040.97

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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.