Home / 13,040,923,477.20-19,561,385,215.80-6,510,576,469.20

Finding the Fourth Proportional to 13,040,923,477.20, 19,561,385,215.80 and 6,510,576,469.20

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Solution

The fourth proportional to 13,040,923,477.20, 19,561,385,215.80 and 6,510,576,469.20 is: 9,765,864,703.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,040,923,477.20 : 19,561,385,215.80 = 6,510,576,469.20 : x
  2. Step 2: Convert to fraction form
    13,040,923,477.20/19,561,385,215.80 = 6,510,576,469.20/x
  3. Step 3: Cross multiply
    13,040,923,477.20x = 19,561,385,215.80 × 6,510,576,469.20
  4. Step 4: Simplify right side
    13,040,923,477.20x = 127,355,894,290,944,229,376
  5. Step 5: Solve for x
    x = 127,355,894,290,944,229,376/13,040,923,477.20
  6. Step 6: Final answer
    x = 9,765,864,703.80

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1.5x scale

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.