Home / 303,783,911.96-419,223,811.38-164,554,673.72

Finding the Fourth Proportional to 303,783,911.96, 419,223,811.38 and 164,554,673.72

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Solution

The fourth proportional to 303,783,911.96, 419,223,811.38 and 164,554,673.72 is: 227,086,540.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,783,911.96 : 419,223,811.38 = 164,554,673.72 : x
  2. Step 2: Convert to fraction form
    303,783,911.96/419,223,811.38 = 164,554,673.72/x
  3. Step 3: Cross multiply
    303,783,911.96x = 419,223,811.38 × 164,554,673.72
  4. Step 4: Simplify right side
    303,783,911.96x = 68,985,237,497,290,720
  5. Step 5: Solve for x
    x = 68,985,237,497,290,720/303,783,911.96
  6. Step 6: Final answer
    x = 227,086,540.07

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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.