Home / 555,032,523,453.20-831,961,188,128.32-186,694,569,538.80

Finding the Fourth Proportional to 555,032,523,453.20, 831,961,188,128.32 and 186,694,569,538.80

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Solution

The fourth proportional to 555,032,523,453.20, 831,961,188,128.32 and 186,694,569,538.80 is: 279,844,206,109.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,032,523,453.20 : 831,961,188,128.32 = 186,694,569,538.80 : x
  2. Step 2: Convert to fraction form
    555,032,523,453.20/831,961,188,128.32 = 186,694,569,538.80/x
  3. Step 3: Cross multiply
    555,032,523,453.20x = 831,961,188,128.32 × 186,694,569,538.80
  4. Step 4: Simplify right side
    555,032,523,453.20x = 155,322,635,890,605,273,645,056
  5. Step 5: Solve for x
    x = 155,322,635,890,605,273,645,056/555,032,523,453.20
  6. Step 6: Final answer
    x = 279,844,206,109.31

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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.