Home / 445,104,492.80-667,185,519.80-149,718,414.84

Finding the Fourth Proportional to 445,104,492.80, 667,185,519.80 and 149,718,414.84

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Solution

The fourth proportional to 445,104,492.80, 667,185,519.80 and 149,718,414.84 is: 224,419,119.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,104,492.80 : 667,185,519.80 = 149,718,414.84 : x
  2. Step 2: Convert to fraction form
    445,104,492.80/667,185,519.80 = 149,718,414.84/x
  3. Step 3: Cross multiply
    445,104,492.80x = 667,185,519.80 × 149,718,414.84
  4. Step 4: Simplify right side
    445,104,492.80x = 99,889,958,428,657,424
  5. Step 5: Solve for x
    x = 99,889,958,428,657,424/445,104,492.80
  6. Step 6: Final answer
    x = 224,419,119.65

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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.