Home / 167,995,337.70-251,993,006.55-143,336,475.30

Finding the Fourth Proportional to 167,995,337.70, 251,993,006.55 and 143,336,475.30

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Solution

The fourth proportional to 167,995,337.70, 251,993,006.55 and 143,336,475.30 is: 215,004,712.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,995,337.70 : 251,993,006.55 = 143,336,475.30 : x
  2. Step 2: Convert to fraction form
    167,995,337.70/251,993,006.55 = 143,336,475.30/x
  3. Step 3: Cross multiply
    167,995,337.70x = 251,993,006.55 × 143,336,475.30
  4. Step 4: Simplify right side
    167,995,337.70x = 36,119,789,359,126,816
  5. Step 5: Solve for x
    x = 36,119,789,359,126,816/167,995,337.70
  6. Step 6: Final answer
    x = 215,004,712.95

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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.