Home / 192,489,788.80-288,734,683.20-149,491,619.20

Finding the Fourth Proportional to 192,489,788.80, 288,734,683.20 and 149,491,619.20

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Solution

The fourth proportional to 192,489,788.80, 288,734,683.20 and 149,491,619.20 is: 224,237,428.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,489,788.80 : 288,734,683.20 = 149,491,619.20 : x
  2. Step 2: Convert to fraction form
    192,489,788.80/288,734,683.20 = 149,491,619.20/x
  3. Step 3: Cross multiply
    192,489,788.80x = 288,734,683.20 × 149,491,619.20
  4. Step 4: Simplify right side
    192,489,788.80x = 43,163,415,310,767,032
  5. Step 5: Solve for x
    x = 43,163,415,310,767,032/192,489,788.80
  6. Step 6: Final answer
    x = 224,237,428.80

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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.