Home / 194,620,930.47-267,146,251.57-172,101,012.39

Finding the Fourth Proportional to 194,620,930.47, 267,146,251.57 and 172,101,012.39

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Solution

The fourth proportional to 194,620,930.47, 267,146,251.57 and 172,101,012.39 is: 236,234,305.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,620,930.47 : 267,146,251.57 = 172,101,012.39 : x
  2. Step 2: Convert to fraction form
    194,620,930.47/267,146,251.57 = 172,101,012.39/x
  3. Step 3: Cross multiply
    194,620,930.47x = 267,146,251.57 × 172,101,012.39
  4. Step 4: Simplify right side
    194,620,930.47x = 45,976,140,350,960,368
  5. Step 5: Solve for x
    x = 45,976,140,350,960,368/194,620,930.47
  6. Step 6: Final answer
    x = 236,234,305.53

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.