Home / 196,849,961.45-271,661,200.37-113,218,115.37

Finding the Fourth Proportional to 196,849,961.45, 271,661,200.37 and 113,218,115.37

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Solution

The fourth proportional to 196,849,961.45, 271,661,200.37 and 113,218,115.37 is: 156,245,746.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,849,961.45 : 271,661,200.37 = 113,218,115.37 : x
  2. Step 2: Convert to fraction form
    196,849,961.45/271,661,200.37 = 113,218,115.37/x
  3. Step 3: Cross multiply
    196,849,961.45x = 271,661,200.37 × 113,218,115.37
  4. Step 4: Simplify right side
    196,849,961.45x = 30,756,969,125,043,348
  5. Step 5: Solve for x
    x = 30,756,969,125,043,348/196,849,961.45
  6. Step 6: Final answer
    x = 156,245,746.24

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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.