Home / 511,682,940.01-706,122,451.74-276,733,600.49

Finding the Fourth Proportional to 511,682,940.01, 706,122,451.74 and 276,733,600.49

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Solution

The fourth proportional to 511,682,940.01, 706,122,451.74 and 276,733,600.49 is: 381,892,365.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,682,940.01 : 706,122,451.74 = 276,733,600.49 : x
  2. Step 2: Convert to fraction form
    511,682,940.01/706,122,451.74 = 276,733,600.49/x
  3. Step 3: Cross multiply
    511,682,940.01x = 706,122,451.74 × 276,733,600.49
  4. Step 4: Simplify right side
    511,682,940.01x = 195,407,808,453,305,856
  5. Step 5: Solve for x
    x = 195,407,808,453,305,856/511,682,940.01
  6. Step 6: Final answer
    x = 381,892,365.71

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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.