Home / 483,420,189,212.35-667,121,935,133.49-263,693,669,700.22

Finding the Fourth Proportional to 483,420,189,212.35, 667,121,935,133.49 and 263,693,669,700.22

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Solution

The fourth proportional to 483,420,189,212.35, 667,121,935,133.49 and 263,693,669,700.22 is: 363,898,395,512.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,420,189,212.35 : 667,121,935,133.49 = 263,693,669,700.22 : x
  2. Step 2: Convert to fraction form
    483,420,189,212.35/667,121,935,133.49 = 263,693,669,700.22/x
  3. Step 3: Cross multiply
    483,420,189,212.35x = 667,121,935,133.49 × 263,693,669,700.22
  4. Step 4: Simplify right side
    483,420,189,212.35x = 175,915,831,212,862,099,947,520
  5. Step 5: Solve for x
    x = 175,915,831,212,862,099,947,520/483,420,189,212.35
  6. Step 6: Final answer
    x = 363,898,395,512.79

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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.