Home / 271,410,950.69-407,049,165.52-77,324,047.34

Finding the Fourth Proportional to 271,410,950.69, 407,049,165.52 and 77,324,047.34

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Solution

The fourth proportional to 271,410,950.69, 407,049,165.52 and 77,324,047.34 is: 115,966,908.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,410,950.69 : 407,049,165.52 = 77,324,047.34 : x
  2. Step 2: Convert to fraction form
    271,410,950.69/407,049,165.52 = 77,324,047.34/x
  3. Step 3: Cross multiply
    271,410,950.69x = 407,049,165.52 × 77,324,047.34
  4. Step 4: Simplify right side
    271,410,950.69x = 31,474,688,945,200,288
  5. Step 5: Solve for x
    x = 31,474,688,945,200,288/271,410,950.69
  6. Step 6: Final answer
    x = 115,966,908.73

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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.