Home / 843,993,018.13-1,265,874,601.92-222,156,176.81

Finding the Fourth Proportional to 843,993,018.13, 1,265,874,601.92 and 222,156,176.81

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Solution

The fourth proportional to 843,993,018.13, 1,265,874,601.92 and 222,156,176.81 is: 333,204,014.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,993,018.13 : 1,265,874,601.92 = 222,156,176.81 : x
  2. Step 2: Convert to fraction form
    843,993,018.13/1,265,874,601.92 = 222,156,176.81/x
  3. Step 3: Cross multiply
    843,993,018.13x = 1,265,874,601.92 × 222,156,176.81
  4. Step 4: Simplify right side
    843,993,018.13x = 281,221,861,883,427,904
  5. Step 5: Solve for x
    x = 281,221,861,883,427,904/843,993,018.13
  6. Step 6: Final answer
    x = 333,204,014.54

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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.