Home / 682,384,311,781.43-941,719,951,604.77-377,889,967,762.89

Finding the Fourth Proportional to 682,384,311,781.43, 941,719,951,604.77 and 377,889,967,762.89

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Solution

The fourth proportional to 682,384,311,781.43, 941,719,951,604.77 and 377,889,967,762.89 is: 521,504,548,110.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,384,311,781.43 : 941,719,951,604.77 = 377,889,967,762.89 : x
  2. Step 2: Convert to fraction form
    682,384,311,781.43/941,719,951,604.77 = 377,889,967,762.89/x
  3. Step 3: Cross multiply
    682,384,311,781.43x = 941,719,951,604.77 × 377,889,967,762.89
  4. Step 4: Simplify right side
    682,384,311,781.43x = 355,866,522,153,596,873,605,120
  5. Step 5: Solve for x
    x = 355,866,522,153,596,873,605,120/682,384,311,781.43
  6. Step 6: Final answer
    x = 521,504,548,110.98

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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.