Home / 101,435,992.99-139,984,794.38-57,382,108.27

Finding the Fourth Proportional to 101,435,992.99, 139,984,794.38 and 57,382,108.27

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Solution

The fourth proportional to 101,435,992.99, 139,984,794.38 and 57,382,108.27 is: 79,189,076.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,435,992.99 : 139,984,794.38 = 57,382,108.27 : x
  2. Step 2: Convert to fraction form
    101,435,992.99/139,984,794.38 = 57,382,108.27/x
  3. Step 3: Cross multiply
    101,435,992.99x = 139,984,794.38 × 57,382,108.27
  4. Step 4: Simplify right side
    101,435,992.99x = 8,032,622,627,060,340
  5. Step 5: Solve for x
    x = 8,032,622,627,060,340/101,435,992.99
  6. Step 6: Final answer
    x = 79,189,076.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.