Home / 126,850,781-190,276,171.50-31,112,669

Finding the Fourth Proportional to 126,850,781, 190,276,171.50 and 31,112,669

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Solution

The fourth proportional to 126,850,781, 190,276,171.50 and 31,112,669 is: 46,669,003.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,850,781 : 190,276,171.50 = 31,112,669 : x
  2. Step 2: Convert to fraction form
    126,850,781/190,276,171.50 = 31,112,669/x
  3. Step 3: Cross multiply
    126,850,781x = 190,276,171.50 × 31,112,669
  4. Step 4: Simplify right side
    126,850,781x = 5,919,999,542,466,734
  5. Step 5: Solve for x
    x = 5,919,999,542,466,734/126,850,781
  6. Step 6: Final answer
    x = 46,669,003.50

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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.