Home / 112,051,660.80-167,984,179.20-47,405,107.20

Finding the Fourth Proportional to 112,051,660.80, 167,984,179.20 and 47,405,107.20

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Solution

The fourth proportional to 112,051,660.80, 167,984,179.20 and 47,405,107.20 is: 71,068,183.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,051,660.80 : 167,984,179.20 = 47,405,107.20 : x
  2. Step 2: Convert to fraction form
    112,051,660.80/167,984,179.20 = 47,405,107.20/x
  3. Step 3: Cross multiply
    112,051,660.80x = 167,984,179.20 × 47,405,107.20
  4. Step 4: Simplify right side
    112,051,660.80x = 7,963,308,022,880,010
  5. Step 5: Solve for x
    x = 7,963,308,022,880,010/112,051,660.80
  6. Step 6: Final answer
    x = 71,068,183.78

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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.