Home / 127,226,021.44-190,662,473.31-57,969,571.41

Finding the Fourth Proportional to 127,226,021.44, 190,662,473.31 and 57,969,571.41

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Solution

The fourth proportional to 127,226,021.44, 190,662,473.31 and 57,969,571.41 is: 86,873,909.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,226,021.44 : 190,662,473.31 = 57,969,571.41 : x
  2. Step 2: Convert to fraction form
    127,226,021.44/190,662,473.31 = 57,969,571.41/x
  3. Step 3: Cross multiply
    127,226,021.44x = 190,662,473.31 × 57,969,571.41
  4. Step 4: Simplify right side
    127,226,021.44x = 11,052,621,861,347,164
  5. Step 5: Solve for x
    x = 11,052,621,861,347,164/127,226,021.44
  6. Step 6: Final answer
    x = 86,873,909.41

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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.