Home / 579,857,908,430.95-800,228,715,000.85-322,940,764,468.18

Finding the Fourth Proportional to 579,857,908,430.95, 800,228,715,000.85 and 322,940,764,468.18

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Solution

The fourth proportional to 579,857,908,430.95, 800,228,715,000.85 and 322,940,764,468.18 is: 445,672,067,612.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,857,908,430.95 : 800,228,715,000.85 = 322,940,764,468.18 : x
  2. Step 2: Convert to fraction form
    579,857,908,430.95/800,228,715,000.85 = 322,940,764,468.18/x
  3. Step 3: Cross multiply
    579,857,908,430.95x = 800,228,715,000.85 × 322,940,764,468.18
  4. Step 4: Simplify right side
    579,857,908,430.95x = 258,426,472,971,763,837,829,120
  5. Step 5: Solve for x
    x = 258,426,472,971,763,837,829,120/579,857,908,430.95
  6. Step 6: Final answer
    x = 445,672,067,612.30

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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.