Home / 201,011,465.70-301,517,198.55-180,604,131.30

Finding the Fourth Proportional to 201,011,465.70, 301,517,198.55 and 180,604,131.30

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Solution

The fourth proportional to 201,011,465.70, 301,517,198.55 and 180,604,131.30 is: 270,906,196.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,011,465.70 : 301,517,198.55 = 180,604,131.30 : x
  2. Step 2: Convert to fraction form
    201,011,465.70/301,517,198.55 = 180,604,131.30/x
  3. Step 3: Cross multiply
    201,011,465.70x = 301,517,198.55 × 180,604,131.30
  4. Step 4: Simplify right side
    201,011,465.70x = 54,455,251,716,132,376
  5. Step 5: Solve for x
    x = 54,455,251,716,132,376/201,011,465.70
  6. Step 6: Final answer
    x = 270,906,196.95

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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.