Home / 6,389,040,760.62-9,583,756,379.76-2,191,934,701.73

Finding the Fourth Proportional to 6,389,040,760.62, 9,583,756,379.76 and 2,191,934,701.73

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Solution

The fourth proportional to 6,389,040,760.62, 9,583,756,379.76 and 2,191,934,701.73 is: 3,287,969,034.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,389,040,760.62 : 9,583,756,379.76 = 2,191,934,701.73 : x
  2. Step 2: Convert to fraction form
    6,389,040,760.62/9,583,756,379.76 = 2,191,934,701.73/x
  3. Step 3: Cross multiply
    6,389,040,760.62x = 9,583,756,379.76 × 2,191,934,701.73
  4. Step 4: Simplify right side
    6,389,040,760.62x = 21,006,968,181,674,299,392
  5. Step 5: Solve for x
    x = 21,006,968,181,674,299,392/6,389,040,760.62
  6. Step 6: Final answer
    x = 3,287,969,034.59

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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.