Home / 4,738,849,912.80-7,108,274,869.20-2,289,969,784.80

Finding the Fourth Proportional to 4,738,849,912.80, 7,108,274,869.20 and 2,289,969,784.80

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Solution

The fourth proportional to 4,738,849,912.80, 7,108,274,869.20 and 2,289,969,784.80 is: 3,434,954,677.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738,849,912.80 : 7,108,274,869.20 = 2,289,969,784.80 : x
  2. Step 2: Convert to fraction form
    4,738,849,912.80/7,108,274,869.20 = 2,289,969,784.80/x
  3. Step 3: Cross multiply
    4,738,849,912.80x = 7,108,274,869.20 × 2,289,969,784.80
  4. Step 4: Simplify right side
    4,738,849,912.80x = 16,277,734,672,521,172,992
  5. Step 5: Solve for x
    x = 16,277,734,672,521,172,992/4,738,849,912.80
  6. Step 6: Final answer
    x = 3,434,954,677.20

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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.