Home / 64,665,766.94-89,225,436.89-37,158,380.78

Finding the Fourth Proportional to 64,665,766.94, 89,225,436.89 and 37,158,380.78

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Solution

The fourth proportional to 64,665,766.94, 89,225,436.89 and 37,158,380.78 is: 51,270,910.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,665,766.94 : 89,225,436.89 = 37,158,380.78 : x
  2. Step 2: Convert to fraction form
    64,665,766.94/89,225,436.89 = 37,158,380.78/x
  3. Step 3: Cross multiply
    64,665,766.94x = 89,225,436.89 × 37,158,380.78
  4. Step 4: Simplify right side
    64,665,766.94x = 3,315,472,758,867,247.50
  5. Step 5: Solve for x
    x = 3,315,472,758,867,247.50/64,665,766.94
  6. Step 6: Final answer
    x = 51,270,910.65

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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.