Home / 682,384,473,120.25-941,720,174,252.73-377,890,129,101.62

Finding the Fourth Proportional to 682,384,473,120.25, 941,720,174,252.73 and 377,890,129,101.62

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Solution

The fourth proportional to 682,384,473,120.25, 941,720,174,252.73 and 377,890,129,101.62 is: 521,504,770,761.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,384,473,120.25 : 941,720,174,252.73 = 377,890,129,101.62 : x
  2. Step 2: Convert to fraction form
    682,384,473,120.25/941,720,174,252.73 = 377,890,129,101.62/x
  3. Step 3: Cross multiply
    682,384,473,120.25x = 941,720,174,252.73 × 377,890,129,101.62
  4. Step 4: Simplify right side
    682,384,473,120.25x = 355,866,758,225,964,203,769,856
  5. Step 5: Solve for x
    x = 355,866,758,225,964,203,769,856/682,384,473,120.25
  6. Step 6: Final answer
    x = 521,504,770,761.77

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Double scale
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1.5x scale

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.