Home / 146,167,201.54-219,179,057.64-72,305,642.44

Finding the Fourth Proportional to 146,167,201.54, 219,179,057.64 and 72,305,642.44

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Solution

The fourth proportional to 146,167,201.54, 219,179,057.64 and 72,305,642.44 is: 108,422,973.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,167,201.54 : 219,179,057.64 = 72,305,642.44 : x
  2. Step 2: Convert to fraction form
    146,167,201.54/219,179,057.64 = 72,305,642.44/x
  3. Step 3: Cross multiply
    146,167,201.54x = 219,179,057.64 × 72,305,642.44
  4. Step 4: Simplify right side
    146,167,201.54x = 15,847,882,572,053,988
  5. Step 5: Solve for x
    x = 15,847,882,572,053,988/146,167,201.54
  6. Step 6: Final answer
    x = 108,422,973.18

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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.