Home / 111,512,441.10-167,230,935.09-42,408,826.86

Finding the Fourth Proportional to 111,512,441.10, 167,230,935.09 and 42,408,826.86

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Solution

The fourth proportional to 111,512,441.10, 167,230,935.09 and 42,408,826.86 is: 63,598,892.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,512,441.10 : 167,230,935.09 = 42,408,826.86 : x
  2. Step 2: Convert to fraction form
    111,512,441.10/167,230,935.09 = 42,408,826.86/x
  3. Step 3: Cross multiply
    111,512,441.10x = 167,230,935.09 × 42,408,826.86
  4. Step 4: Simplify right side
    111,512,441.10x = 7,092,067,771,867,709
  5. Step 5: Solve for x
    x = 7,092,067,771,867,709/111,512,441.10
  6. Step 6: Final answer
    x = 63,598,892.66

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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.