Home / 138,964,826.25-208,447,245.86-95,202,431.37

Finding the Fourth Proportional to 138,964,826.25, 208,447,245.86 and 95,202,431.37

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Solution

The fourth proportional to 138,964,826.25, 208,447,245.86 and 95,202,431.37 is: 142,803,651.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,964,826.25 : 208,447,245.86 = 95,202,431.37 : x
  2. Step 2: Convert to fraction form
    138,964,826.25/208,447,245.86 = 95,202,431.37/x
  3. Step 3: Cross multiply
    138,964,826.25x = 208,447,245.86 × 95,202,431.37
  4. Step 4: Simplify right side
    138,964,826.25x = 19,844,684,617,776,156
  5. Step 5: Solve for x
    x = 19,844,684,617,776,156/138,964,826.25
  6. Step 6: Final answer
    x = 142,803,651.49

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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.