Home / 311,795,257,436.84-467,889,623,122.32-132,720,951,885.24

Finding the Fourth Proportional to 311,795,257,436.84, 467,889,623,122.32 and 132,720,951,885.24

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Solution

The fourth proportional to 311,795,257,436.84, 467,889,623,122.32 and 132,720,951,885.24 is: 199,165,172,262.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,795,257,436.84 : 467,889,623,122.32 = 132,720,951,885.24 : x
  2. Step 2: Convert to fraction form
    311,795,257,436.84/467,889,623,122.32 = 132,720,951,885.24/x
  3. Step 3: Cross multiply
    311,795,257,436.84x = 467,889,623,122.32 × 132,720,951,885.24
  4. Step 4: Simplify right side
    311,795,257,436.84x = 62,098,756,158,020,516,839,424
  5. Step 5: Solve for x
    x = 62,098,756,158,020,516,839,424/311,795,257,436.84
  6. Step 6: Final answer
    x = 199,165,172,262.44

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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.