Home / 490,600,684-735,813,649.62-195,471,069.44

Finding the Fourth Proportional to 490,600,684, 735,813,649.62 and 195,471,069.44

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Solution

The fourth proportional to 490,600,684, 735,813,649.62 and 195,471,069.44 is: 293,171,790.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,600,684 : 735,813,649.62 = 195,471,069.44 : x
  2. Step 2: Convert to fraction form
    490,600,684/735,813,649.62 = 195,471,069.44/x
  3. Step 3: Cross multiply
    490,600,684x = 735,813,649.62 × 195,471,069.44
  4. Step 4: Simplify right side
    490,600,684x = 143,830,280,999,770,848
  5. Step 5: Solve for x
    x = 143,830,280,999,770,848/490,600,684
  6. Step 6: Final answer
    x = 293,171,790.60

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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.