Home / 109,455,904.70-164,183,857.05-100,527,695.90

Finding the Fourth Proportional to 109,455,904.70, 164,183,857.05 and 100,527,695.90

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Solution

The fourth proportional to 109,455,904.70, 164,183,857.05 and 100,527,695.90 is: 150,791,543.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,455,904.70 : 164,183,857.05 = 100,527,695.90 : x
  2. Step 2: Convert to fraction form
    109,455,904.70/164,183,857.05 = 100,527,695.90/x
  3. Step 3: Cross multiply
    109,455,904.70x = 164,183,857.05 × 100,527,695.90
  4. Step 4: Simplify right side
    109,455,904.70x = 16,505,024,853,211,474
  5. Step 5: Solve for x
    x = 16,505,024,853,211,474/109,455,904.70
  6. Step 6: Final answer
    x = 150,791,543.85

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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.