Home / 53,864,999.20-80,797,498.80-36,858,887.20

Finding the Fourth Proportional to 53,864,999.20, 80,797,498.80 and 36,858,887.20

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Solution

The fourth proportional to 53,864,999.20, 80,797,498.80 and 36,858,887.20 is: 55,288,330.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,864,999.20 : 80,797,498.80 = 36,858,887.20 : x
  2. Step 2: Convert to fraction form
    53,864,999.20/80,797,498.80 = 36,858,887.20/x
  3. Step 3: Cross multiply
    53,864,999.20x = 80,797,498.80 × 36,858,887.20
  4. Step 4: Simplify right side
    53,864,999.20x = 2,978,105,894,311,335.50
  5. Step 5: Solve for x
    x = 2,978,105,894,311,335.50/53,864,999.20
  6. Step 6: Final answer
    x = 55,288,330.80

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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.