Home / 121,149,004.70-181,723,507.05-44,446,540.70

Finding the Fourth Proportional to 121,149,004.70, 181,723,507.05 and 44,446,540.70

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Solution

The fourth proportional to 121,149,004.70, 181,723,507.05 and 44,446,540.70 is: 66,669,811.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,149,004.70 : 181,723,507.05 = 44,446,540.70 : x
  2. Step 2: Convert to fraction form
    121,149,004.70/181,723,507.05 = 44,446,540.70/x
  3. Step 3: Cross multiply
    121,149,004.70x = 181,723,507.05 × 44,446,540.70
  4. Step 4: Simplify right side
    121,149,004.70x = 8,076,981,252,244,563
  5. Step 5: Solve for x
    x = 8,076,981,252,244,563/121,149,004.70
  6. Step 6: Final answer
    x = 66,669,811.05

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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.