Home / 682,384,473,119.20-941,720,174,251.30-377,890,129,100.60

Finding the Fourth Proportional to 682,384,473,119.20, 941,720,174,251.30 and 377,890,129,100.60

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Solution

The fourth proportional to 682,384,473,119.20, 941,720,174,251.30 and 377,890,129,100.60 is: 521,504,770,760.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,384,473,119.20 : 941,720,174,251.30 = 377,890,129,100.60 : x
  2. Step 2: Convert to fraction form
    682,384,473,119.20/941,720,174,251.30 = 377,890,129,100.60/x
  3. Step 3: Cross multiply
    682,384,473,119.20x = 941,720,174,251.30 × 377,890,129,100.60
  4. Step 4: Simplify right side
    682,384,473,119.20x = 355,866,758,224,463,246,917,632
  5. Step 5: Solve for x
    x = 355,866,758,224,463,246,917,632/682,384,473,119.20
  6. Step 6: Final answer
    x = 521,504,770,760.37

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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.