Home / 199,632,029.80-299,448,044.70-122,033,770.60

Finding the Fourth Proportional to 199,632,029.80, 299,448,044.70 and 122,033,770.60

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Solution

The fourth proportional to 199,632,029.80, 299,448,044.70 and 122,033,770.60 is: 183,050,655.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,632,029.80 : 299,448,044.70 = 122,033,770.60 : x
  2. Step 2: Convert to fraction form
    199,632,029.80/299,448,044.70 = 122,033,770.60/x
  3. Step 3: Cross multiply
    199,632,029.80x = 299,448,044.70 × 122,033,770.60
  4. Step 4: Simplify right side
    199,632,029.80x = 36,542,773,993,538,344
  5. Step 5: Solve for x
    x = 36,542,773,993,538,344/199,632,029.80
  6. Step 6: Final answer
    x = 183,050,655.90

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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.