Home / 36,377,085,906.72-50,200,456,350.24-20,535,892,578.72

Finding the Fourth Proportional to 36,377,085,906.72, 50,200,456,350.24 and 20,535,892,578.72

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Solution

The fourth proportional to 36,377,085,906.72, 50,200,456,350.24 and 20,535,892,578.72 is: 28,339,575,678.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,377,085,906.72 : 50,200,456,350.24 = 20,535,892,578.72 : x
  2. Step 2: Convert to fraction form
    36,377,085,906.72/50,200,456,350.24 = 20,535,892,578.72/x
  3. Step 3: Cross multiply
    36,377,085,906.72x = 50,200,456,350.24 × 20,535,892,578.72
  4. Step 4: Simplify right side
    36,377,085,906.72x = 1,030,911,179,011,250,978,816
  5. Step 5: Solve for x
    x = 1,030,911,179,011,250,978,816/36,377,085,906.72
  6. Step 6: Final answer
    x = 28,339,575,678.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.