Home / 179,670,003.70-269,505,005.55-72,041,869.30

Finding the Fourth Proportional to 179,670,003.70, 269,505,005.55 and 72,041,869.30

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Solution

The fourth proportional to 179,670,003.70, 269,505,005.55 and 72,041,869.30 is: 108,062,803.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,670,003.70 : 269,505,005.55 = 72,041,869.30 : x
  2. Step 2: Convert to fraction form
    179,670,003.70/269,505,005.55 = 72,041,869.30/x
  3. Step 3: Cross multiply
    179,670,003.70x = 269,505,005.55 × 72,041,869.30
  4. Step 4: Simplify right side
    179,670,003.70x = 19,415,644,385,528,876
  5. Step 5: Solve for x
    x = 19,415,644,385,528,876/179,670,003.70
  6. Step 6: Final answer
    x = 108,062,803.95

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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.