Home / 111,969,658.76-167,929,293.84-40,166,074.76

Finding the Fourth Proportional to 111,969,658.76, 167,929,293.84 and 40,166,074.76

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Solution

The fourth proportional to 111,969,658.76, 167,929,293.84 and 40,166,074.76 is: 60,240,074.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,969,658.76 : 167,929,293.84 = 40,166,074.76 : x
  2. Step 2: Convert to fraction form
    111,969,658.76/167,929,293.84 = 40,166,074.76/x
  3. Step 3: Cross multiply
    111,969,658.76x = 167,929,293.84 × 40,166,074.76
  4. Step 4: Simplify right side
    111,969,658.76x = 6,745,060,569,931,802
  5. Step 5: Solve for x
    x = 6,745,060,569,931,802/111,969,658.76
  6. Step 6: Final answer
    x = 60,240,074.36

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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.