Home / 579,857,908,429.43-800,228,714,998.78-322,940,764,466.68

Finding the Fourth Proportional to 579,857,908,429.43, 800,228,714,998.78 and 322,940,764,466.68

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Solution

The fourth proportional to 579,857,908,429.43, 800,228,714,998.78 and 322,940,764,466.68 is: 445,672,067,610.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,857,908,429.43 : 800,228,714,998.78 = 322,940,764,466.68 : x
  2. Step 2: Convert to fraction form
    579,857,908,429.43/800,228,714,998.78 = 322,940,764,466.68/x
  3. Step 3: Cross multiply
    579,857,908,429.43x = 800,228,714,998.78 × 322,940,764,466.68
  4. Step 4: Simplify right side
    579,857,908,429.43x = 258,426,472,969,895,023,738,880
  5. Step 5: Solve for x
    x = 258,426,472,969,895,023,738,880/579,857,908,429.43
  6. Step 6: Final answer
    x = 445,672,067,610.24

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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.