Home / 127,120,555.36-190,682,604.51-36,244,144.36

Finding the Fourth Proportional to 127,120,555.36, 190,682,604.51 and 36,244,144.36

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Solution

The fourth proportional to 127,120,555.36, 190,682,604.51 and 36,244,144.36 is: 54,366,721.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,120,555.36 : 190,682,604.51 = 36,244,144.36 : x
  2. Step 2: Convert to fraction form
    127,120,555.36/190,682,604.51 = 36,244,144.36/x
  3. Step 3: Cross multiply
    127,120,555.36x = 190,682,604.51 × 36,244,144.36
  4. Step 4: Simplify right side
    127,120,555.36x = 6,911,127,844,801,227
  5. Step 5: Solve for x
    x = 6,911,127,844,801,227/127,120,555.36
  6. Step 6: Final answer
    x = 54,366,721.61

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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.