Home / 3,320,632,385.28-4,980,958,033.80-959,985,517.39

Finding the Fourth Proportional to 3,320,632,385.28, 4,980,958,033.80 and 959,985,517.39

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Solution

The fourth proportional to 3,320,632,385.28, 4,980,958,033.80 and 959,985,517.39 is: 1,439,981,009.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320,632,385.28 : 4,980,958,033.80 = 959,985,517.39 : x
  2. Step 2: Convert to fraction form
    3,320,632,385.28/4,980,958,033.80 = 959,985,517.39/x
  3. Step 3: Cross multiply
    3,320,632,385.28x = 4,980,958,033.80 × 959,985,517.39
  4. Step 4: Simplify right side
    3,320,632,385.28x = 4,781,647,575,175,369,728
  5. Step 5: Solve for x
    x = 4,781,647,575,175,369,728/3,320,632,385.28
  6. Step 6: Final answer
    x = 1,439,981,009.75

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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.