Home / 164,734,949.81-227,333,607.11-90,396,754.38

Finding the Fourth Proportional to 164,734,949.81, 227,333,607.11 and 90,396,754.38

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Solution

The fourth proportional to 164,734,949.81, 227,333,607.11 and 90,396,754.38 is: 124,747,178.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,734,949.81 : 227,333,607.11 = 90,396,754.38 : x
  2. Step 2: Convert to fraction form
    164,734,949.81/227,333,607.11 = 90,396,754.38/x
  3. Step 3: Cross multiply
    164,734,949.81x = 227,333,607.11 × 90,396,754.38
  4. Step 4: Simplify right side
    164,734,949.81x = 20,550,220,244,129,092
  5. Step 5: Solve for x
    x = 20,550,220,244,129,092/164,734,949.81
  6. Step 6: Final answer
    x = 124,747,178.83

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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.