Home / 5,192,239,942.80-7,788,359,914.20-1,511,865,363.60

Finding the Fourth Proportional to 5,192,239,942.80, 7,788,359,914.20 and 1,511,865,363.60

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Solution

The fourth proportional to 5,192,239,942.80, 7,788,359,914.20 and 1,511,865,363.60 is: 2,267,798,045.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192,239,942.80 : 7,788,359,914.20 = 1,511,865,363.60 : x
  2. Step 2: Convert to fraction form
    5,192,239,942.80/7,788,359,914.20 = 1,511,865,363.60/x
  3. Step 3: Cross multiply
    5,192,239,942.80x = 7,788,359,914.20 × 1,511,865,363.60
  4. Step 4: Simplify right side
    5,192,239,942.80x = 11,774,951,593,529,647,104
  5. Step 5: Solve for x
    x = 11,774,951,593,529,647,104/5,192,239,942.80
  6. Step 6: Final answer
    x = 2,267,798,045.40

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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.