Home / 867,194,521,523.68-1,196,760,736,778.80-520,021,323,620.28

Finding the Fourth Proportional to 867,194,521,523.68, 1,196,760,736,778.80 and 520,021,323,620.28

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Solution

The fourth proportional to 867,194,521,523.68, 1,196,760,736,778.80 and 520,021,323,620.28 is: 717,648,793,840.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,194,521,523.68 : 1,196,760,736,778.80 = 520,021,323,620.28 : x
  2. Step 2: Convert to fraction form
    867,194,521,523.68/1,196,760,736,778.80 = 520,021,323,620.28/x
  3. Step 3: Cross multiply
    867,194,521,523.68x = 1,196,760,736,778.80 × 520,021,323,620.28
  4. Step 4: Simplify right side
    867,194,521,523.68x = 622,341,102,396,493,126,434,816
  5. Step 5: Solve for x
    x = 622,341,102,396,493,126,434,816/867,194,521,523.68
  6. Step 6: Final answer
    x = 717,648,793,840.43

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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.