Home / 111,977,144.20-167,940,509.10-40,173,560.20

Finding the Fourth Proportional to 111,977,144.20, 167,940,509.10 and 40,173,560.20

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Solution

The fourth proportional to 111,977,144.20, 167,940,509.10 and 40,173,560.20 is: 60,251,296.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,977,144.20 : 167,940,509.10 = 40,173,560.20 : x
  2. Step 2: Convert to fraction form
    111,977,144.20/167,940,509.10 = 40,173,560.20/x
  3. Step 3: Cross multiply
    111,977,144.20x = 167,940,509.10 × 40,173,560.20
  4. Step 4: Simplify right side
    111,977,144.20x = 6,746,768,152,347,498
  5. Step 5: Solve for x
    x = 6,746,768,152,347,498/111,977,144.20
  6. Step 6: Final answer
    x = 60,251,296.82

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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.