Home / 483,420,189,221.10-667,121,935,145.55-263,693,669,708.97

Finding the Fourth Proportional to 483,420,189,221.10, 667,121,935,145.55 and 263,693,669,708.97

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Solution

The fourth proportional to 483,420,189,221.10, 667,121,935,145.55 and 263,693,669,708.97 is: 363,898,395,524.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,420,189,221.10 : 667,121,935,145.55 = 263,693,669,708.97 : x
  2. Step 2: Convert to fraction form
    483,420,189,221.10/667,121,935,145.55 = 263,693,669,708.97/x
  3. Step 3: Cross multiply
    483,420,189,221.10x = 667,121,935,145.55 × 263,693,669,708.97
  4. Step 4: Simplify right side
    483,420,189,221.10x = 175,915,831,221,879,585,112,064
  5. Step 5: Solve for x
    x = 175,915,831,221,879,585,112,064/483,420,189,221.10
  6. Step 6: Final answer
    x = 363,898,395,524.85

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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.