Home / 7,863,217,515.65-11,794,870,369.05-2,622,811,339.10

Finding the Fourth Proportional to 7,863,217,515.65, 11,794,870,369.05 and 2,622,811,339.10

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Solution

The fourth proportional to 7,863,217,515.65, 11,794,870,369.05 and 2,622,811,339.10 is: 3,934,231,716.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,863,217,515.65 : 11,794,870,369.05 = 2,622,811,339.10 : x
  2. Step 2: Convert to fraction form
    7,863,217,515.65/11,794,870,369.05 = 2,622,811,339.10/x
  3. Step 3: Cross multiply
    7,863,217,515.65x = 11,794,870,369.05 × 2,622,811,339.10
  4. Step 4: Simplify right side
    7,863,217,515.65x = 30,935,719,747,158,937,600
  5. Step 5: Solve for x
    x = 30,935,719,747,158,937,600/7,863,217,515.65
  6. Step 6: Final answer
    x = 3,934,231,716.93

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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.