Home / 7,491,230,468.80-11,233,444,480.80-2,831,555,780.80

Finding the Fourth Proportional to 7,491,230,468.80, 11,233,444,480.80 and 2,831,555,780.80

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Solution

The fourth proportional to 7,491,230,468.80, 11,233,444,480.80 and 2,831,555,780.80 is: 4,246,048,067.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,491,230,468.80 : 11,233,444,480.80 = 2,831,555,780.80 : x
  2. Step 2: Convert to fraction form
    7,491,230,468.80/11,233,444,480.80 = 2,831,555,780.80/x
  3. Step 3: Cross multiply
    7,491,230,468.80x = 11,233,444,480.80 × 2,831,555,780.80
  4. Step 4: Simplify right side
    7,491,230,468.80x = 31,808,124,657,905,094,656
  5. Step 5: Solve for x
    x = 31,808,124,657,905,094,656/7,491,230,468.80
  6. Step 6: Final answer
    x = 4,246,048,067.86

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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.