Home / 11,920,591,635.84-17,884,376,663.26-3,843,890,198.57

Finding the Fourth Proportional to 11,920,591,635.84, 17,884,376,663.26 and 3,843,890,198.57

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Solution

The fourth proportional to 11,920,591,635.84, 17,884,376,663.26 and 3,843,890,198.57 is: 5,766,960,421.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,920,591,635.84 : 17,884,376,663.26 = 3,843,890,198.57 : x
  2. Step 2: Convert to fraction form
    11,920,591,635.84/17,884,376,663.26 = 3,843,890,198.57/x
  3. Step 3: Cross multiply
    11,920,591,635.84x = 17,884,376,663.26 × 3,843,890,198.57
  4. Step 4: Simplify right side
    11,920,591,635.84x = 68,745,580,163,360,743,424
  5. Step 5: Solve for x
    x = 68,745,580,163,360,743,424/11,920,591,635.84
  6. Step 6: Final answer
    x = 5,766,960,421.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.