Home / 632,659,772.28-873,004,020.03-350,394,818.97

Finding the Fourth Proportional to 632,659,772.28, 873,004,020.03 and 350,394,818.97

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Solution

The fourth proportional to 632,659,772.28, 873,004,020.03 and 350,394,818.97 is: 483,508,038.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,659,772.28 : 873,004,020.03 = 350,394,818.97 : x
  2. Step 2: Convert to fraction form
    632,659,772.28/873,004,020.03 = 350,394,818.97/x
  3. Step 3: Cross multiply
    632,659,772.28x = 873,004,020.03 × 350,394,818.97
  4. Step 4: Simplify right side
    632,659,772.28x = 305,896,085,558,494,144
  5. Step 5: Solve for x
    x = 305,896,085,558,494,144/632,659,772.28
  6. Step 6: Final answer
    x = 483,508,038.54

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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.