Home / 57,760,277.20-86,640,415.80-56,080,661.20

Finding the Fourth Proportional to 57,760,277.20, 86,640,415.80 and 56,080,661.20

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Solution

The fourth proportional to 57,760,277.20, 86,640,415.80 and 56,080,661.20 is: 84,120,991.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,760,277.20 : 86,640,415.80 = 56,080,661.20 : x
  2. Step 2: Convert to fraction form
    57,760,277.20/86,640,415.80 = 56,080,661.20/x
  3. Step 3: Cross multiply
    57,760,277.20x = 86,640,415.80 × 56,080,661.20
  4. Step 4: Simplify right side
    57,760,277.20x = 4,858,851,804,706,927
  5. Step 5: Solve for x
    x = 4,858,851,804,706,927/57,760,277.20
  6. Step 6: Final answer
    x = 84,120,991.80

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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.