Home / 120,685,112.48-181,027,668.72-29,808,701.48

Finding the Fourth Proportional to 120,685,112.48, 181,027,668.72 and 29,808,701.48

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Solution

The fourth proportional to 120,685,112.48, 181,027,668.72 and 29,808,701.48 is: 44,713,052.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,685,112.48 : 181,027,668.72 = 29,808,701.48 : x
  2. Step 2: Convert to fraction form
    120,685,112.48/181,027,668.72 = 29,808,701.48/x
  3. Step 3: Cross multiply
    120,685,112.48x = 181,027,668.72 × 29,808,701.48
  4. Step 4: Simplify right side
    120,685,112.48x = 5,396,199,735,589,676
  5. Step 5: Solve for x
    x = 5,396,199,735,589,676/120,685,112.48
  6. Step 6: Final answer
    x = 44,713,052.21

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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.