Home / 100,998,163.29-151,475,254.41-27,220,221.30

Finding the Fourth Proportional to 100,998,163.29, 151,475,254.41 and 27,220,221.30

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Solution

The fourth proportional to 100,998,163.29, 151,475,254.41 and 27,220,221.30 is: 40,824,405.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,998,163.29 : 151,475,254.41 = 27,220,221.30 : x
  2. Step 2: Convert to fraction form
    100,998,163.29/151,475,254.41 = 27,220,221.30/x
  3. Step 3: Cross multiply
    100,998,163.29x = 151,475,254.41 × 27,220,221.30
  4. Step 4: Simplify right side
    100,998,163.29x = 4,123,189,946,514,001
  5. Step 5: Solve for x
    x = 4,123,189,946,514,001/100,998,163.29
  6. Step 6: Final answer
    x = 40,824,405.24

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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.