Home / 104,990,991.12-157,566,868.92-47,523,619.44

Finding the Fourth Proportional to 104,990,991.12, 157,566,868.92 and 47,523,619.44

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Solution

The fourth proportional to 104,990,991.12, 157,566,868.92 and 47,523,619.44 is: 71,321,813.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,990,991.12 : 157,566,868.92 = 47,523,619.44 : x
  2. Step 2: Convert to fraction form
    104,990,991.12/157,566,868.92 = 47,523,619.44/x
  3. Step 3: Cross multiply
    104,990,991.12x = 157,566,868.92 × 47,523,619.44
  4. Step 4: Simplify right side
    104,990,991.12x = 7,488,147,914,906,443
  5. Step 5: Solve for x
    x = 7,488,147,914,906,443/104,990,991.12
  6. Step 6: Final answer
    x = 71,321,813.76

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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.