Home / 111,280,538.68-166,710,116.83-74,280,863.73

Finding the Fourth Proportional to 111,280,538.68, 166,710,116.83 and 74,280,863.73

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Solution

The fourth proportional to 111,280,538.68, 166,710,116.83 and 74,280,863.73 is: 111,280,657.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,280,538.68 : 166,710,116.83 = 74,280,863.73 : x
  2. Step 2: Convert to fraction form
    111,280,538.68/166,710,116.83 = 74,280,863.73/x
  3. Step 3: Cross multiply
    111,280,538.68x = 166,710,116.83 × 74,280,863.73
  4. Step 4: Simplify right side
    111,280,538.68x = 12,383,371,470,661,612
  5. Step 5: Solve for x
    x = 12,383,371,470,661,612/111,280,538.68
  6. Step 6: Final answer
    x = 111,280,657.14

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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.