Home / 317,312,591.27-475,718,561.97-200,481,692.72

Finding the Fourth Proportional to 317,312,591.27, 475,718,561.97 and 200,481,692.72

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Solution

The fourth proportional to 317,312,591.27, 475,718,561.97 and 200,481,692.72 is: 300,564,380.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,312,591.27 : 475,718,561.97 = 200,481,692.72 : x
  2. Step 2: Convert to fraction form
    317,312,591.27/475,718,561.97 = 200,481,692.72/x
  3. Step 3: Cross multiply
    317,312,591.27x = 475,718,561.97 × 200,481,692.72
  4. Step 4: Simplify right side
    317,312,591.27x = 95,372,862,558,939,424
  5. Step 5: Solve for x
    x = 95,372,862,558,939,424/317,312,591.27
  6. Step 6: Final answer
    x = 300,564,380.94

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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.