Home / 107,816,997.80-161,725,496.70-96,171,660.20

Finding the Fourth Proportional to 107,816,997.80, 161,725,496.70 and 96,171,660.20

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Solution

The fourth proportional to 107,816,997.80, 161,725,496.70 and 96,171,660.20 is: 144,257,490.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,816,997.80 : 161,725,496.70 = 96,171,660.20 : x
  2. Step 2: Convert to fraction form
    107,816,997.80/161,725,496.70 = 96,171,660.20/x
  3. Step 3: Cross multiply
    107,816,997.80x = 161,725,496.70 × 96,171,660.20
  4. Step 4: Simplify right side
    107,816,997.80x = 15,553,409,514,308,620
  5. Step 5: Solve for x
    x = 15,553,409,514,308,620/107,816,997.80
  6. Step 6: Final answer
    x = 144,257,490.30

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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.