Home / 221,616,004.80-332,424,007.20-149,056,593.60

Finding the Fourth Proportional to 221,616,004.80, 332,424,007.20 and 149,056,593.60

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Solution

The fourth proportional to 221,616,004.80, 332,424,007.20 and 149,056,593.60 is: 223,584,890.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,616,004.80 : 332,424,007.20 = 149,056,593.60 : x
  2. Step 2: Convert to fraction form
    221,616,004.80/332,424,007.20 = 149,056,593.60/x
  3. Step 3: Cross multiply
    221,616,004.80x = 332,424,007.20 × 149,056,593.60
  4. Step 4: Simplify right side
    221,616,004.80x = 49,549,990,144,093,872
  5. Step 5: Solve for x
    x = 49,549,990,144,093,872/221,616,004.80
  6. Step 6: Final answer
    x = 223,584,890.40

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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.