Home / 378,385,269,995.58-567,579,377,520.90-91,542,866,223.64

Finding the Fourth Proportional to 378,385,269,995.58, 567,579,377,520.90 and 91,542,866,223.64

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Solution

The fourth proportional to 378,385,269,995.58, 567,579,377,520.90 and 91,542,866,223.64 is: 137,314,655,584.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,385,269,995.58 : 567,579,377,520.90 = 91,542,866,223.64 : x
  2. Step 2: Convert to fraction form
    378,385,269,995.58/567,579,377,520.90 = 91,542,866,223.64/x
  3. Step 3: Cross multiply
    378,385,269,995.58x = 567,579,377,520.90 × 91,542,866,223.64
  4. Step 4: Simplify right side
    378,385,269,995.58x = 51,957,843,027,692,617,728,000
  5. Step 5: Solve for x
    x = 51,957,843,027,692,617,728,000/378,385,269,995.58
  6. Step 6: Final answer
    x = 137,314,655,584.50

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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.