Home / 353,061,604.14-487,229,475.78-194,309,999.38

Finding the Fourth Proportional to 353,061,604.14, 487,229,475.78 and 194,309,999.38

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Solution

The fourth proportional to 353,061,604.14, 487,229,475.78 and 194,309,999.38 is: 268,150,254.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,061,604.14 : 487,229,475.78 = 194,309,999.38 : x
  2. Step 2: Convert to fraction form
    353,061,604.14/487,229,475.78 = 194,309,999.38/x
  3. Step 3: Cross multiply
    353,061,604.14x = 487,229,475.78 × 194,309,999.38
  4. Step 4: Simplify right side
    353,061,604.14x = 94,673,559,136,729,520
  5. Step 5: Solve for x
    x = 94,673,559,136,729,520/353,061,604.14
  6. Step 6: Final answer
    x = 268,150,254.88

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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.