Home / 111,651,908.40-167,485,861.78-29,770,357.76

Finding the Fourth Proportional to 111,651,908.40, 167,485,861.78 and 29,770,357.76

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Solution

The fourth proportional to 111,651,908.40, 167,485,861.78 and 29,770,357.76 is: 44,657,669.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,651,908.40 : 167,485,861.78 = 29,770,357.76 : x
  2. Step 2: Convert to fraction form
    111,651,908.40/167,485,861.78 = 29,770,357.76/x
  3. Step 3: Cross multiply
    111,651,908.40x = 167,485,861.78 × 29,770,357.76
  4. Step 4: Simplify right side
    111,651,908.40x = 4,986,114,023,946,229
  5. Step 5: Solve for x
    x = 4,986,114,023,946,229/111,651,908.40
  6. Step 6: Final answer
    x = 44,657,669.50

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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.