Home / 53,917,588.60-80,876,382.90-38,612,087.80

Finding the Fourth Proportional to 53,917,588.60, 80,876,382.90 and 38,612,087.80

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Solution

The fourth proportional to 53,917,588.60, 80,876,382.90 and 38,612,087.80 is: 57,918,131.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,917,588.60 : 80,876,382.90 = 38,612,087.80 : x
  2. Step 2: Convert to fraction form
    53,917,588.60/80,876,382.90 = 38,612,087.80/x
  3. Step 3: Cross multiply
    53,917,588.60x = 80,876,382.90 × 38,612,087.80
  4. Step 4: Simplify right side
    53,917,588.60x = 3,122,805,997,481,218.50
  5. Step 5: Solve for x
    x = 3,122,805,997,481,218.50/53,917,588.60
  6. Step 6: Final answer
    x = 57,918,131.70

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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.