Home / 101,088,200.80-151,632,301.20-80,932,808.80

Finding the Fourth Proportional to 101,088,200.80, 151,632,301.20 and 80,932,808.80

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Solution

The fourth proportional to 101,088,200.80, 151,632,301.20 and 80,932,808.80 is: 121,399,213.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,088,200.80 : 151,632,301.20 = 80,932,808.80 : x
  2. Step 2: Convert to fraction form
    101,088,200.80/151,632,301.20 = 80,932,808.80/x
  3. Step 3: Cross multiply
    101,088,200.80x = 151,632,301.20 × 80,932,808.80
  4. Step 4: Simplify right side
    101,088,200.80x = 12,272,028,040,923,610
  5. Step 5: Solve for x
    x = 12,272,028,040,923,610/101,088,200.80
  6. Step 6: Final answer
    x = 121,399,213.20

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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.