Home / 3,670,272,087.70-5,505,408,131.55-1,216,987,633.30

Finding the Fourth Proportional to 3,670,272,087.70, 5,505,408,131.55 and 1,216,987,633.30

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Solution

The fourth proportional to 3,670,272,087.70, 5,505,408,131.55 and 1,216,987,633.30 is: 1,825,481,449.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,272,087.70 : 5,505,408,131.55 = 1,216,987,633.30 : x
  2. Step 2: Convert to fraction form
    3,670,272,087.70/5,505,408,131.55 = 1,216,987,633.30/x
  3. Step 3: Cross multiply
    3,670,272,087.70x = 5,505,408,131.55 × 1,216,987,633.30
  4. Step 4: Simplify right side
    3,670,272,087.70x = 6,700,013,612,365,609,984
  5. Step 5: Solve for x
    x = 6,700,013,612,365,609,984/3,670,272,087.70
  6. Step 6: Final answer
    x = 1,825,481,449.95

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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.