Home / 189,554,586.72-284,436,797.76-92,511,098.16

Finding the Fourth Proportional to 189,554,586.72, 284,436,797.76 and 92,511,098.16

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Solution

The fourth proportional to 189,554,586.72, 284,436,797.76 and 92,511,098.16 is: 138,817,851.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,554,586.72 : 284,436,797.76 = 92,511,098.16 : x
  2. Step 2: Convert to fraction form
    189,554,586.72/284,436,797.76 = 92,511,098.16/x
  3. Step 3: Cross multiply
    189,554,586.72x = 284,436,797.76 × 92,511,098.16
  4. Step 4: Simplify right side
    189,554,586.72x = 26,313,560,517,891,428
  5. Step 5: Solve for x
    x = 26,313,560,517,891,428/189,554,586.72
  6. Step 6: Final answer
    x = 138,817,851.75

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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.