Home / 91,107,016.39-125,613,635.34-76,040,893.63

Finding the Fourth Proportional to 91,107,016.39, 125,613,635.34 and 76,040,893.63

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Solution

The fourth proportional to 91,107,016.39, 125,613,635.34 and 76,040,893.63 is: 104,841,245.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,107,016.39 : 125,613,635.34 = 76,040,893.63 : x
  2. Step 2: Convert to fraction form
    91,107,016.39/125,613,635.34 = 76,040,893.63/x
  3. Step 3: Cross multiply
    91,107,016.39x = 125,613,635.34 × 76,040,893.63
  4. Step 4: Simplify right side
    91,107,016.39x = 9,551,773,083,366,548
  5. Step 5: Solve for x
    x = 9,551,773,083,366,548/91,107,016.39
  6. Step 6: Final answer
    x = 104,841,245.62

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1.5x scale

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.