Home / 99,479,906.80-149,166,716.10-41,907,131.80

Finding the Fourth Proportional to 99,479,906.80, 149,166,716.10 and 41,907,131.80

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Solution

The fourth proportional to 99,479,906.80, 149,166,716.10 and 41,907,131.80 is: 62,838,310.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,479,906.80 : 149,166,716.10 = 41,907,131.80 : x
  2. Step 2: Convert to fraction form
    99,479,906.80/149,166,716.10 = 41,907,131.80/x
  3. Step 3: Cross multiply
    99,479,906.80x = 149,166,716.10 × 41,907,131.80
  4. Step 4: Simplify right side
    99,479,906.80x = 6,251,149,231,775,881
  5. Step 5: Solve for x
    x = 6,251,149,231,775,881/99,479,906.80
  6. Step 6: Final answer
    x = 62,838,310.10

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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.