Home / 202,286,517.58-279,155,394.60-109,467,025.39

Finding the Fourth Proportional to 202,286,517.58, 279,155,394.60 and 109,467,025.39

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Solution

The fourth proportional to 202,286,517.58, 279,155,394.60 and 109,467,025.39 is: 151,064,495.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,286,517.58 : 279,155,394.60 = 109,467,025.39 : x
  2. Step 2: Convert to fraction form
    202,286,517.58/279,155,394.60 = 109,467,025.39/x
  3. Step 3: Cross multiply
    202,286,517.58x = 279,155,394.60 × 109,467,025.39
  4. Step 4: Simplify right side
    202,286,517.58x = 30,558,310,668,433,672
  5. Step 5: Solve for x
    x = 30,558,310,668,433,672/202,286,517.58
  6. Step 6: Final answer
    x = 151,064,495.22

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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.