Home / 455,741,991.72-683,612,995.68-110,693,293.38

Finding the Fourth Proportional to 455,741,991.72, 683,612,995.68 and 110,693,293.38

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Solution

The fourth proportional to 455,741,991.72, 683,612,995.68 and 110,693,293.38 is: 166,039,942.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,741,991.72 : 683,612,995.68 = 110,693,293.38 : x
  2. Step 2: Convert to fraction form
    455,741,991.72/683,612,995.68 = 110,693,293.38/x
  3. Step 3: Cross multiply
    455,741,991.72x = 683,612,995.68 × 110,693,293.38
  4. Step 4: Simplify right side
    455,741,991.72x = 75,671,373,889,186,896
  5. Step 5: Solve for x
    x = 75,671,373,889,186,896/455,741,991.72
  6. Step 6: Final answer
    x = 166,039,942.04

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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.