Home / 223,481,610.23-308,431,470.53-135,373,022.69

Finding the Fourth Proportional to 223,481,610.23, 308,431,470.53 and 135,373,022.69

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Solution

The fourth proportional to 223,481,610.23, 308,431,470.53 and 135,373,022.69 is: 186,831,034.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,481,610.23 : 308,431,470.53 = 135,373,022.69 : x
  2. Step 2: Convert to fraction form
    223,481,610.23/308,431,470.53 = 135,373,022.69/x
  3. Step 3: Cross multiply
    223,481,610.23x = 308,431,470.53 × 135,373,022.69
  4. Step 4: Simplify right side
    223,481,610.23x = 41,753,300,457,164,040
  5. Step 5: Solve for x
    x = 41,753,300,457,164,040/223,481,610.23
  6. Step 6: Final answer
    x = 186,831,034.62

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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.