Home / 126,180,295.31-174,129,048.45-69,665,150.54

Finding the Fourth Proportional to 126,180,295.31, 174,129,048.45 and 69,665,150.54

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Solution

The fourth proportional to 126,180,295.31, 174,129,048.45 and 69,665,150.54 is: 96,138,040.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,180,295.31 : 174,129,048.45 = 69,665,150.54 : x
  2. Step 2: Convert to fraction form
    126,180,295.31/174,129,048.45 = 69,665,150.54/x
  3. Step 3: Cross multiply
    126,180,295.31x = 174,129,048.45 × 69,665,150.54
  4. Step 4: Simplify right side
    126,180,295.31x = 12,130,726,373,656,204
  5. Step 5: Solve for x
    x = 12,130,726,373,656,204/126,180,295.31
  6. Step 6: Final answer
    x = 96,138,040.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.