Home / 206,196,824.57-309,090,936.54-96,826,211.42

Finding the Fourth Proportional to 206,196,824.57, 309,090,936.54 and 96,826,211.42

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Solution

The fourth proportional to 206,196,824.57, 309,090,936.54 and 96,826,211.42 is: 145,143,381.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,196,824.57 : 309,090,936.54 = 96,826,211.42 : x
  2. Step 2: Convert to fraction form
    206,196,824.57/309,090,936.54 = 96,826,211.42/x
  3. Step 3: Cross multiply
    206,196,824.57x = 309,090,936.54 × 96,826,211.42
  4. Step 4: Simplify right side
    206,196,824.57x = 29,928,104,369,427,844
  5. Step 5: Solve for x
    x = 29,928,104,369,427,844/206,196,824.57
  6. Step 6: Final answer
    x = 145,143,381.48

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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.