Home / 141,544,331.02-212,328,757.32-43,198,163.02

Finding the Fourth Proportional to 141,544,331.02, 212,328,757.32 and 43,198,163.02

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Solution

The fourth proportional to 141,544,331.02, 212,328,757.32 and 43,198,163.02 is: 64,800,986.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,544,331.02 : 212,328,757.32 = 43,198,163.02 : x
  2. Step 2: Convert to fraction form
    141,544,331.02/212,328,757.32 = 43,198,163.02/x
  3. Step 3: Cross multiply
    141,544,331.02x = 212,328,757.32 × 43,198,163.02
  4. Step 4: Simplify right side
    141,544,331.02x = 9,172,212,272,543,378
  5. Step 5: Solve for x
    x = 9,172,212,272,543,378/141,544,331.02
  6. Step 6: Final answer
    x = 64,800,986.42

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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.