Home / 1,197,945,589.76-1,796,954,991.54-410,988,203.62

Finding the Fourth Proportional to 1,197,945,589.76, 1,796,954,991.54 and 410,988,203.62

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Solution

The fourth proportional to 1,197,945,589.76, 1,796,954,991.54 and 410,988,203.62 is: 616,494,864.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,945,589.76 : 1,796,954,991.54 = 410,988,203.62 : x
  2. Step 2: Convert to fraction form
    1,197,945,589.76/1,796,954,991.54 = 410,988,203.62/x
  3. Step 3: Cross multiply
    1,197,945,589.76x = 1,796,954,991.54 × 410,988,203.62
  4. Step 4: Simplify right side
    1,197,945,589.76x = 738,527,303,959,016,832
  5. Step 5: Solve for x
    x = 738,527,303,959,016,832/1,197,945,589.76
  6. Step 6: Final answer
    x = 616,494,864.43

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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.