Home / 30,864,726,716.66-46,299,321,455.28-12,919,056,745.61

Finding the Fourth Proportional to 30,864,726,716.66, 46,299,321,455.28 and 12,919,056,745.61

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Solution

The fourth proportional to 30,864,726,716.66, 46,299,321,455.28 and 12,919,056,745.61 is: 19,379,519,107.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,864,726,716.66 : 46,299,321,455.28 = 12,919,056,745.61 : x
  2. Step 2: Convert to fraction form
    30,864,726,716.66/46,299,321,455.28 = 12,919,056,745.61/x
  3. Step 3: Cross multiply
    30,864,726,716.66x = 46,299,321,455.28 × 12,919,056,745.61
  4. Step 4: Simplify right side
    30,864,726,716.66x = 598,143,561,164,101,124,096
  5. Step 5: Solve for x
    x = 598,143,561,164,101,124,096/30,864,726,716.66
  6. Step 6: Final answer
    x = 19,379,519,107.85

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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.