Home / 77,197,939.56-106,535,007.48-41,917,231.66

Finding the Fourth Proportional to 77,197,939.56, 106,535,007.48 and 41,917,231.66

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Solution

The fourth proportional to 77,197,939.56, 106,535,007.48 and 41,917,231.66 is: 57,846,784.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,197,939.56 : 106,535,007.48 = 41,917,231.66 : x
  2. Step 2: Convert to fraction form
    77,197,939.56/106,535,007.48 = 41,917,231.66/x
  3. Step 3: Cross multiply
    77,197,939.56x = 106,535,007.48 × 41,917,231.66
  4. Step 4: Simplify right side
    77,197,939.56x = 4,465,652,588,438,992.50
  5. Step 5: Solve for x
    x = 4,465,652,588,438,992.50/77,197,939.56
  6. Step 6: Final answer
    x = 57,846,784.69

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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.