Home / 127,740,305.28-191,607,708.24-35,621,591.52

Finding the Fourth Proportional to 127,740,305.28, 191,607,708.24 and 35,621,591.52

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Solution

The fourth proportional to 127,740,305.28, 191,607,708.24 and 35,621,591.52 is: 53,431,620.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,740,305.28 : 191,607,708.24 = 35,621,591.52 : x
  2. Step 2: Convert to fraction form
    127,740,305.28/191,607,708.24 = 35,621,591.52/x
  3. Step 3: Cross multiply
    127,740,305.28x = 191,607,708.24 × 35,621,591.52
  4. Step 4: Simplify right side
    127,740,305.28x = 6,825,371,515,008,619
  5. Step 5: Solve for x
    x = 6,825,371,515,008,619/127,740,305.28
  6. Step 6: Final answer
    x = 53,431,620.51

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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.