Home / 682,384,473,121.40-941,720,174,254.34-377,890,129,102.83

Finding the Fourth Proportional to 682,384,473,121.40, 941,720,174,254.34 and 377,890,129,102.83

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Solution

The fourth proportional to 682,384,473,121.40, 941,720,174,254.34 and 377,890,129,102.83 is: 521,504,770,763.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,384,473,121.40 : 941,720,174,254.34 = 377,890,129,102.83 : x
  2. Step 2: Convert to fraction form
    682,384,473,121.40/941,720,174,254.34 = 377,890,129,102.83/x
  3. Step 3: Cross multiply
    682,384,473,121.40x = 941,720,174,254.34 × 377,890,129,102.83
  4. Step 4: Simplify right side
    682,384,473,121.40x = 355,866,758,227,712,121,241,600
  5. Step 5: Solve for x
    x = 355,866,758,227,712,121,241,600/682,384,473,121.40
  6. Step 6: Final answer
    x = 521,504,770,763.45

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Double scale
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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.