Home / 89,519,435.58-123,529,754.78-50,353,414.86

Finding the Fourth Proportional to 89,519,435.58, 123,529,754.78 and 50,353,414.86

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Solution

The fourth proportional to 89,519,435.58, 123,529,754.78 and 50,353,414.86 is: 69,483,737.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,519,435.58 : 123,529,754.78 = 50,353,414.86 : x
  2. Step 2: Convert to fraction form
    89,519,435.58/123,529,754.78 = 50,353,414.86/x
  3. Step 3: Cross multiply
    89,519,435.58x = 123,529,754.78 × 50,353,414.86
  4. Step 4: Simplify right side
    89,519,435.58x = 6,220,144,989,991,408
  5. Step 5: Solve for x
    x = 6,220,144,989,991,408/89,519,435.58
  6. Step 6: Final answer
    x = 69,483,737.80

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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.