Home / 192,490,048.80-288,735,073.20-149,491,879.20

Finding the Fourth Proportional to 192,490,048.80, 288,735,073.20 and 149,491,879.20

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Solution

The fourth proportional to 192,490,048.80, 288,735,073.20 and 149,491,879.20 is: 224,237,818.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,490,048.80 : 288,735,073.20 = 149,491,879.20 : x
  2. Step 2: Convert to fraction form
    192,490,048.80/288,735,073.20 = 149,491,879.20/x
  3. Step 3: Cross multiply
    192,490,048.80x = 288,735,073.20 × 149,491,879.20
  4. Step 4: Simplify right side
    192,490,048.80x = 43,163,548,683,617,552
  5. Step 5: Solve for x
    x = 43,163,548,683,617,552/192,490,048.80
  6. Step 6: Final answer
    x = 224,237,818.80

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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.