Home / 220,174,560.30-330,261,840.45-66,820,370.70

Finding the Fourth Proportional to 220,174,560.30, 330,261,840.45 and 66,820,370.70

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Solution

The fourth proportional to 220,174,560.30, 330,261,840.45 and 66,820,370.70 is: 100,230,556.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,174,560.30 : 330,261,840.45 = 66,820,370.70 : x
  2. Step 2: Convert to fraction form
    220,174,560.30/330,261,840.45 = 66,820,370.70/x
  3. Step 3: Cross multiply
    220,174,560.30x = 330,261,840.45 × 66,820,370.70
  4. Step 4: Simplify right side
    220,174,560.30x = 22,068,218,606,933,256
  5. Step 5: Solve for x
    x = 22,068,218,606,933,256/220,174,560.30
  6. Step 6: Final answer
    x = 100,230,556.05

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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.