Home / 108,755,509.86-150,096,936.33-65,298,245.22

Finding the Fourth Proportional to 108,755,509.86, 150,096,936.33 and 65,298,245.22

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Solution

The fourth proportional to 108,755,509.86, 150,096,936.33 and 65,298,245.22 is: 90,120,183.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,755,509.86 : 150,096,936.33 = 65,298,245.22 : x
  2. Step 2: Convert to fraction form
    108,755,509.86/150,096,936.33 = 65,298,245.22/x
  3. Step 3: Cross multiply
    108,755,509.86x = 150,096,936.33 × 65,298,245.22
  4. Step 4: Simplify right side
    108,755,509.86x = 9,801,066,555,247,068
  5. Step 5: Solve for x
    x = 9,801,066,555,247,068/108,755,509.86
  6. Step 6: Final answer
    x = 90,120,183.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.