Home / 45,259,064.37-67,932,440.44-42,801,149.75

Finding the Fourth Proportional to 45,259,064.37, 67,932,440.44 and 42,801,149.75

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Solution

The fourth proportional to 45,259,064.37, 67,932,440.44 and 42,801,149.75 is: 64,243,187.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,259,064.37 : 67,932,440.44 = 42,801,149.75 : x
  2. Step 2: Convert to fraction form
    45,259,064.37/67,932,440.44 = 42,801,149.75/x
  3. Step 3: Cross multiply
    45,259,064.37x = 67,932,440.44 × 42,801,149.75
  4. Step 4: Simplify right side
    45,259,064.37x = 2,907,586,555,601,728
  5. Step 5: Solve for x
    x = 2,907,586,555,601,728/45,259,064.37
  6. Step 6: Final answer
    x = 64,243,187.44

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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.