Home / 223,682,760.82-308,523,199.89-149,305,821.40

Finding the Fourth Proportional to 223,682,760.82, 308,523,199.89 and 149,305,821.40

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Solution

The fourth proportional to 223,682,760.82, 308,523,199.89 and 149,305,821.40 is: 205,935,896.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,682,760.82 : 308,523,199.89 = 149,305,821.40 : x
  2. Step 2: Convert to fraction form
    223,682,760.82/308,523,199.89 = 149,305,821.40/x
  3. Step 3: Cross multiply
    223,682,760.82x = 308,523,199.89 × 149,305,821.40
  4. Step 4: Simplify right side
    223,682,760.82x = 46,064,309,780,532,840
  5. Step 5: Solve for x
    x = 46,064,309,780,532,840/223,682,760.82
  6. Step 6: Final answer
    x = 205,935,896.05

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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.