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Finding the Fourth Proportional to 27,287,203,766.20, 40,930,805,649.30 and 27,287,203,766.20

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Solution

The fourth proportional to 27,287,203,766.20, 40,930,805,649.30 and 27,287,203,766.20 is: 40,930,805,649.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,287,203,766.20 : 40,930,805,649.30 = 27,287,203,766.20 : x
  2. Step 2: Convert to fraction form
    27,287,203,766.20/40,930,805,649.30 = 27,287,203,766.20/x
  3. Step 3: Cross multiply
    27,287,203,766.20x = 40,930,805,649.30 × 27,287,203,766.20
  4. Step 4: Simplify right side
    27,287,203,766.20x = 1,116,887,234,067,179,372,544
  5. Step 5: Solve for x
    x = 1,116,887,234,067,179,372,544/27,287,203,766.20
  6. Step 6: Final answer
    x = 40,930,805,649.30

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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.