Home / 284,331,732.96-426,654,975.96-138,766,500.12

Finding the Fourth Proportional to 284,331,732.96, 426,654,975.96 and 138,766,500.12

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Solution

The fourth proportional to 284,331,732.96, 426,654,975.96 and 138,766,500.12 is: 208,226,556.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,331,732.96 : 426,654,975.96 = 138,766,500.12 : x
  2. Step 2: Convert to fraction form
    284,331,732.96/426,654,975.96 = 138,766,500.12/x
  3. Step 3: Cross multiply
    284,331,732.96x = 426,654,975.96 × 138,766,500.12
  4. Step 4: Simplify right side
    284,331,732.96x = 59,205,417,770,618,664
  5. Step 5: Solve for x
    x = 59,205,417,770,618,664/284,331,732.96
  6. Step 6: Final answer
    x = 208,226,556.90

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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.