Home / 1,192,384,874.50-1,788,577,311.75-330,741,866.50

Finding the Fourth Proportional to 1,192,384,874.50, 1,788,577,311.75 and 330,741,866.50

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Solution

The fourth proportional to 1,192,384,874.50, 1,788,577,311.75 and 330,741,866.50 is: 496,112,799.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,384,874.50 : 1,788,577,311.75 = 330,741,866.50 : x
  2. Step 2: Convert to fraction form
    1,192,384,874.50/1,788,577,311.75 = 330,741,866.50/x
  3. Step 3: Cross multiply
    1,192,384,874.50x = 1,788,577,311.75 × 330,741,866.50
  4. Step 4: Simplify right side
    1,192,384,874.50x = 591,557,398,467,747,328
  5. Step 5: Solve for x
    x = 591,557,398,467,747,328/1,192,384,874.50
  6. Step 6: Final answer
    x = 496,112,799.75

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Double scale
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1.5x scale

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.