Home / 297,969,437.80-411,233,620.98-180,491,321.08

Finding the Fourth Proportional to 297,969,437.80, 411,233,620.98 and 180,491,321.08

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Solution

The fourth proportional to 297,969,437.80, 411,233,620.98 and 180,491,321.08 is: 249,099,706.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,969,437.80 : 411,233,620.98 = 180,491,321.08 : x
  2. Step 2: Convert to fraction form
    297,969,437.80/411,233,620.98 = 180,491,321.08/x
  3. Step 3: Cross multiply
    297,969,437.80x = 411,233,620.98 × 180,491,321.08
  4. Step 4: Simplify right side
    297,969,437.80x = 74,224,099,523,192,208
  5. Step 5: Solve for x
    x = 74,224,099,523,192,208/297,969,437.80
  6. Step 6: Final answer
    x = 249,099,706.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.