Home / 220,329,828,672.45-309,049,491,372.15-220,329,828,672.45

Finding the Fourth Proportional to 220,329,828,672.45, 309,049,491,372.15 and 220,329,828,672.45

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Solution

The fourth proportional to 220,329,828,672.45, 309,049,491,372.15 and 220,329,828,672.45 is: 309,049,491,372.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,329,828,672.45 : 309,049,491,372.15 = 220,329,828,672.45 : x
  2. Step 2: Convert to fraction form
    220,329,828,672.45/309,049,491,372.15 = 220,329,828,672.45/x
  3. Step 3: Cross multiply
    220,329,828,672.45x = 309,049,491,372.15 × 220,329,828,672.45
  4. Step 4: Simplify right side
    220,329,828,672.45x = 68,092,821,485,333,635,923,968
  5. Step 5: Solve for x
    x = 68,092,821,485,333,635,923,968/220,329,828,672.45
  6. Step 6: Final answer
    x = 309,049,491,372.15

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.