Home / 284,419,337.68-426,629,006.62-79,947,412.92

Finding the Fourth Proportional to 284,419,337.68, 426,629,006.62 and 79,947,412.92

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Solution

The fourth proportional to 284,419,337.68, 426,629,006.62 and 79,947,412.92 is: 119,921,119.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,419,337.68 : 426,629,006.62 = 79,947,412.92 : x
  2. Step 2: Convert to fraction form
    284,419,337.68/426,629,006.62 = 79,947,412.92/x
  3. Step 3: Cross multiply
    284,419,337.68x = 426,629,006.62 × 79,947,412.92
  4. Step 4: Simplify right side
    284,419,337.68x = 34,107,885,355,898,556
  5. Step 5: Solve for x
    x = 34,107,885,355,898,556/284,419,337.68
  6. Step 6: Final answer
    x = 119,921,119.41

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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.