Home / 206,196,824.07-309,090,935.79-96,826,210.92

Finding the Fourth Proportional to 206,196,824.07, 309,090,935.79 and 96,826,210.92

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Solution

The fourth proportional to 206,196,824.07, 309,090,935.79 and 96,826,210.92 is: 145,143,380.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,196,824.07 : 309,090,935.79 = 96,826,210.92 : x
  2. Step 2: Convert to fraction form
    206,196,824.07/309,090,935.79 = 96,826,210.92/x
  3. Step 3: Cross multiply
    206,196,824.07x = 309,090,935.79 × 96,826,210.92
  4. Step 4: Simplify right side
    206,196,824.07x = 29,928,104,142,262,720
  5. Step 5: Solve for x
    x = 29,928,104,142,262,720/206,196,824.07
  6. Step 6: Final answer
    x = 145,143,380.73

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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.