Home / 439,041,774.37-658,601,371.70-123,910,610.46

Finding the Fourth Proportional to 439,041,774.37, 658,601,371.70 and 123,910,610.46

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Solution

The fourth proportional to 439,041,774.37, 658,601,371.70 and 123,910,610.46 is: 185,876,840.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,041,774.37 : 658,601,371.70 = 123,910,610.46 : x
  2. Step 2: Convert to fraction form
    439,041,774.37/658,601,371.70 = 123,910,610.46/x
  3. Step 3: Cross multiply
    439,041,774.37x = 658,601,371.70 × 123,910,610.46
  4. Step 4: Simplify right side
    439,041,774.37x = 81,607,698,018,923,744
  5. Step 5: Solve for x
    x = 81,607,698,018,923,744/439,041,774.37
  6. Step 6: Final answer
    x = 185,876,840.85

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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.