Home / 579,857,908,433.44-800,228,715,004.30-322,940,764,470.68

Finding the Fourth Proportional to 579,857,908,433.44, 800,228,715,004.30 and 322,940,764,470.68

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Solution

The fourth proportional to 579,857,908,433.44, 800,228,715,004.30 and 322,940,764,470.68 is: 445,672,067,615.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,857,908,433.44 : 800,228,715,004.30 = 322,940,764,470.68 : x
  2. Step 2: Convert to fraction form
    579,857,908,433.44/800,228,715,004.30 = 322,940,764,470.68/x
  3. Step 3: Cross multiply
    579,857,908,433.44x = 800,228,715,004.30 × 322,940,764,470.68
  4. Step 4: Simplify right side
    579,857,908,433.44x = 258,426,472,974,878,561,533,952
  5. Step 5: Solve for x
    x = 258,426,472,974,878,561,533,952/579,857,908,433.44
  6. Step 6: Final answer
    x = 445,672,067,615.76

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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.