Home / 53,919,815.20-80,879,722.80-33,512,480.80

Finding the Fourth Proportional to 53,919,815.20, 80,879,722.80 and 33,512,480.80

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Solution

The fourth proportional to 53,919,815.20, 80,879,722.80 and 33,512,480.80 is: 50,268,721.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,919,815.20 : 80,879,722.80 = 33,512,480.80 : x
  2. Step 2: Convert to fraction form
    53,919,815.20/80,879,722.80 = 33,512,480.80/x
  3. Step 3: Cross multiply
    53,919,815.20x = 80,879,722.80 × 33,512,480.80
  4. Step 4: Simplify right side
    53,919,815.20x = 2,710,480,157,444,322
  5. Step 5: Solve for x
    x = 2,710,480,157,444,322/53,919,815.20
  6. Step 6: Final answer
    x = 50,268,721.20

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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.