Home / 207,439,234.70-311,174,598.45-61,861,433.90

Finding the Fourth Proportional to 207,439,234.70, 311,174,598.45 and 61,861,433.90

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Solution

The fourth proportional to 207,439,234.70, 311,174,598.45 and 61,861,433.90 is: 92,796,846.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,439,234.70 : 311,174,598.45 = 61,861,433.90 : x
  2. Step 2: Convert to fraction form
    207,439,234.70/311,174,598.45 = 61,861,433.90/x
  3. Step 3: Cross multiply
    207,439,234.70x = 311,174,598.45 × 61,861,433.90
  4. Step 4: Simplify right side
    207,439,234.70x = 19,249,706,853,373,716
  5. Step 5: Solve for x
    x = 19,249,706,853,373,716/207,439,234.70
  6. Step 6: Final answer
    x = 92,796,846.66

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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.