Home / 329,509,384.80-494,264,077.20-252,981,880.80

Finding the Fourth Proportional to 329,509,384.80, 494,264,077.20 and 252,981,880.80

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Solution

The fourth proportional to 329,509,384.80, 494,264,077.20 and 252,981,880.80 is: 379,472,821.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,509,384.80 : 494,264,077.20 = 252,981,880.80 : x
  2. Step 2: Convert to fraction form
    329,509,384.80/494,264,077.20 = 252,981,880.80/x
  3. Step 3: Cross multiply
    329,509,384.80x = 494,264,077.20 × 252,981,880.80
  4. Step 4: Simplify right side
    329,509,384.80x = 125,039,855,861,932,400
  5. Step 5: Solve for x
    x = 125,039,855,861,932,400/329,509,384.80
  6. Step 6: Final answer
    x = 379,472,821.20

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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.