Home / 179,018,441.52-268,527,729.94-80,535,111.44

Finding the Fourth Proportional to 179,018,441.52, 268,527,729.94 and 80,535,111.44

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Solution

The fourth proportional to 179,018,441.52, 268,527,729.94 and 80,535,111.44 is: 120,802,697.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,018,441.52 : 268,527,729.94 = 80,535,111.44 : x
  2. Step 2: Convert to fraction form
    179,018,441.52/268,527,729.94 = 80,535,111.44/x
  3. Step 3: Cross multiply
    179,018,441.52x = 268,527,729.94 × 80,535,111.44
  4. Step 4: Simplify right side
    179,018,441.52x = 21,625,910,653,904,148
  5. Step 5: Solve for x
    x = 21,625,910,653,904,148/179,018,441.52
  6. Step 6: Final answer
    x = 120,802,697.59

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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.