Home / 579,857,908,455.95-800,228,715,035.32-322,940,764,493.22

Finding the Fourth Proportional to 579,857,908,455.95, 800,228,715,035.32 and 322,940,764,493.22

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Solution

The fourth proportional to 579,857,908,455.95, 800,228,715,035.32 and 322,940,764,493.22 is: 445,672,067,646.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,857,908,455.95 : 800,228,715,035.32 = 322,940,764,493.22 : x
  2. Step 2: Convert to fraction form
    579,857,908,455.95/800,228,715,035.32 = 322,940,764,493.22/x
  3. Step 3: Cross multiply
    579,857,908,455.95x = 800,228,715,035.32 × 322,940,764,493.22
  4. Step 4: Simplify right side
    579,857,908,455.95x = 258,426,473,002,933,287,911,424
  5. Step 5: Solve for x
    x = 258,426,473,002,933,287,911,424/579,857,908,455.95
  6. Step 6: Final answer
    x = 445,672,067,646.84

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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.