Home / 196,170,415.66-294,266,354.37-79,568,454.88

Finding the Fourth Proportional to 196,170,415.66, 294,266,354.37 and 79,568,454.88

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Solution

The fourth proportional to 196,170,415.66, 294,266,354.37 and 79,568,454.88 is: 119,357,034.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,170,415.66 : 294,266,354.37 = 79,568,454.88 : x
  2. Step 2: Convert to fraction form
    196,170,415.66/294,266,354.37 = 79,568,454.88/x
  3. Step 3: Cross multiply
    196,170,415.66x = 294,266,354.37 × 79,568,454.88
  4. Step 4: Simplify right side
    196,170,415.66x = 23,414,319,140,391,436
  5. Step 5: Solve for x
    x = 23,414,319,140,391,436/196,170,415.66
  6. Step 6: Final answer
    x = 119,357,034.86

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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.