Home / 74,467,999.20-111,701,998.80-36,204,247.20

Finding the Fourth Proportional to 74,467,999.20, 111,701,998.80 and 36,204,247.20

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Solution

The fourth proportional to 74,467,999.20, 111,701,998.80 and 36,204,247.20 is: 54,306,370.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,467,999.20 : 111,701,998.80 = 36,204,247.20 : x
  2. Step 2: Convert to fraction form
    74,467,999.20/111,701,998.80 = 36,204,247.20/x
  3. Step 3: Cross multiply
    74,467,999.20x = 111,701,998.80 × 36,204,247.20
  4. Step 4: Simplify right side
    74,467,999.20x = 4,044,086,777,289,303.50
  5. Step 5: Solve for x
    x = 4,044,086,777,289,303.50/74,467,999.20
  6. Step 6: Final answer
    x = 54,306,370.80

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1.5x scale

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.