Home / 111,977,038.20-167,940,350.10-40,173,454.20

Finding the Fourth Proportional to 111,977,038.20, 167,940,350.10 and 40,173,454.20

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Solution

The fourth proportional to 111,977,038.20, 167,940,350.10 and 40,173,454.20 is: 60,251,137.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,977,038.20 : 167,940,350.10 = 40,173,454.20 : x
  2. Step 2: Convert to fraction form
    111,977,038.20/167,940,350.10 = 40,173,454.20/x
  3. Step 3: Cross multiply
    111,977,038.20x = 167,940,350.10 × 40,173,454.20
  4. Step 4: Simplify right side
    111,977,038.20x = 6,746,743,963,074,316
  5. Step 5: Solve for x
    x = 6,746,743,963,074,316/111,977,038.20
  6. Step 6: Final answer
    x = 60,251,137.84

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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.