Home / 7,441,002,780.80-11,161,504,171.20-6,981,837,756.80

Finding the Fourth Proportional to 7,441,002,780.80, 11,161,504,171.20 and 6,981,837,756.80

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Solution

The fourth proportional to 7,441,002,780.80, 11,161,504,171.20 and 6,981,837,756.80 is: 10,472,756,635.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,441,002,780.80 : 11,161,504,171.20 = 6,981,837,756.80 : x
  2. Step 2: Convert to fraction form
    7,441,002,780.80/11,161,504,171.20 = 6,981,837,756.80/x
  3. Step 3: Cross multiply
    7,441,002,780.80x = 11,161,504,171.20 × 6,981,837,756.80
  4. Step 4: Simplify right side
    7,441,002,780.80x = 77,927,811,245,164,855,296
  5. Step 5: Solve for x
    x = 77,927,811,245,164,855,296/7,441,002,780.80
  6. Step 6: Final answer
    x = 10,472,756,635.20

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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.