Home / 206,530,595.73-309,682,441.76-141,850,674.45

Finding the Fourth Proportional to 206,530,595.73, 309,682,441.76 and 141,850,674.45

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Solution

The fourth proportional to 206,530,595.73, 309,682,441.76 and 141,850,674.45 is: 212,698,089.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,530,595.73 : 309,682,441.76 = 141,850,674.45 : x
  2. Step 2: Convert to fraction form
    206,530,595.73/309,682,441.76 = 141,850,674.45/x
  3. Step 3: Cross multiply
    206,530,595.73x = 309,682,441.76 × 141,850,674.45
  4. Step 4: Simplify right side
    206,530,595.73x = 43,928,663,228,269,584
  5. Step 5: Solve for x
    x = 43,928,663,228,269,584/206,530,595.73
  6. Step 6: Final answer
    x = 212,698,089.95

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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.