Home / 693,794,412.66-1,040,752,790.58-195,809,363.52

Finding the Fourth Proportional to 693,794,412.66, 1,040,752,790.58 and 195,809,363.52

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Solution

The fourth proportional to 693,794,412.66, 1,040,752,790.58 and 195,809,363.52 is: 293,731,309.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,794,412.66 : 1,040,752,790.58 = 195,809,363.52 : x
  2. Step 2: Convert to fraction form
    693,794,412.66/1,040,752,790.58 = 195,809,363.52/x
  3. Step 3: Cross multiply
    693,794,412.66x = 1,040,752,790.58 × 195,809,363.52
  4. Step 4: Simplify right side
    693,794,412.66x = 203,789,141,505,133,664
  5. Step 5: Solve for x
    x = 203,789,141,505,133,664/693,794,412.66
  6. Step 6: Final answer
    x = 293,731,309.72

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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.