Home / 11,337,420,828.80-17,006,131,243.20-7,786,544,643.20

Finding the Fourth Proportional to 11,337,420,828.80, 17,006,131,243.20 and 7,786,544,643.20

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Solution

The fourth proportional to 11,337,420,828.80, 17,006,131,243.20 and 7,786,544,643.20 is: 11,679,816,964.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,337,420,828.80 : 17,006,131,243.20 = 7,786,544,643.20 : x
  2. Step 2: Convert to fraction form
    11,337,420,828.80/17,006,131,243.20 = 7,786,544,643.20/x
  3. Step 3: Cross multiply
    11,337,420,828.80x = 17,006,131,243.20 × 7,786,544,643.20
  4. Step 4: Simplify right side
    11,337,420,828.80x = 132,419,000,133,295,112,192
  5. Step 5: Solve for x
    x = 132,419,000,133,295,112,192/11,337,420,828.80
  6. Step 6: Final answer
    x = 11,679,816,964.80

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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.