Home / 121,004,056.44-166,999,715.28-68,800,914

Finding the Fourth Proportional to 121,004,056.44, 166,999,715.28 and 68,800,914

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Solution

The fourth proportional to 121,004,056.44, 166,999,715.28 and 68,800,914 is: 94,953,288.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,004,056.44 : 166,999,715.28 = 68,800,914 : x
  2. Step 2: Convert to fraction form
    121,004,056.44/166,999,715.28 = 68,800,914/x
  3. Step 3: Cross multiply
    121,004,056.44x = 166,999,715.28 × 68,800,914
  4. Step 4: Simplify right side
    121,004,056.44x = 11,489,733,049,003,766
  5. Step 5: Solve for x
    x = 11,489,733,049,003,766/121,004,056.44
  6. Step 6: Final answer
    x = 94,953,288.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.