Home / 271,525,366.20-407,288,049.30-99,007,807.80

Finding the Fourth Proportional to 271,525,366.20, 407,288,049.30 and 99,007,807.80

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Solution

The fourth proportional to 271,525,366.20, 407,288,049.30 and 99,007,807.80 is: 148,511,711.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,525,366.20 : 407,288,049.30 = 99,007,807.80 : x
  2. Step 2: Convert to fraction form
    271,525,366.20/407,288,049.30 = 99,007,807.80/x
  3. Step 3: Cross multiply
    271,525,366.20x = 407,288,049.30 × 99,007,807.80
  4. Step 4: Simplify right side
    271,525,366.20x = 40,324,696,904,331,328
  5. Step 5: Solve for x
    x = 40,324,696,904,331,328/271,525,366.20
  6. Step 6: Final answer
    x = 148,511,711.70

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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.