Home / 104,192,002.70-156,288,004.05-53,231,209.10

Finding the Fourth Proportional to 104,192,002.70, 156,288,004.05 and 53,231,209.10

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Solution

The fourth proportional to 104,192,002.70, 156,288,004.05 and 53,231,209.10 is: 79,846,813.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,192,002.70 : 156,288,004.05 = 53,231,209.10 : x
  2. Step 2: Convert to fraction form
    104,192,002.70/156,288,004.05 = 53,231,209.10/x
  3. Step 3: Cross multiply
    104,192,002.70x = 156,288,004.05 × 53,231,209.10
  4. Step 4: Simplify right side
    104,192,002.70x = 8,319,399,423,407,198
  5. Step 5: Solve for x
    x = 8,319,399,423,407,198/104,192,002.70
  6. Step 6: Final answer
    x = 79,846,813.65

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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.