Home / 69,078,182.52-95,336,251.96-39,316,067.19

Finding the Fourth Proportional to 69,078,182.52, 95,336,251.96 and 39,316,067.19

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Solution

The fourth proportional to 69,078,182.52, 95,336,251.96 and 39,316,067.19 is: 54,260,930.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,078,182.52 : 95,336,251.96 = 39,316,067.19 : x
  2. Step 2: Convert to fraction form
    69,078,182.52/95,336,251.96 = 39,316,067.19/x
  3. Step 3: Cross multiply
    69,078,182.52x = 95,336,251.96 × 39,316,067.19
  4. Step 4: Simplify right side
    69,078,182.52x = 3,748,246,487,505,548.50
  5. Step 5: Solve for x
    x = 3,748,246,487,505,548.50/69,078,182.52
  6. Step 6: Final answer
    x = 54,260,930.89

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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.