Home / 6,661,724,806.31-9,992,510,172.03-1,619,609,828.11

Finding the Fourth Proportional to 6,661,724,806.31, 9,992,510,172.03 and 1,619,609,828.11

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Solution

The fourth proportional to 6,661,724,806.31, 9,992,510,172.03 and 1,619,609,828.11 is: 2,429,396,012.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,661,724,806.31 : 9,992,510,172.03 = 1,619,609,828.11 : x
  2. Step 2: Convert to fraction form
    6,661,724,806.31/9,992,510,172.03 = 1,619,609,828.11/x
  3. Step 3: Cross multiply
    6,661,724,806.31x = 9,992,510,172.03 × 1,619,609,828.11
  4. Step 4: Simplify right side
    6,661,724,806.31x = 16,183,967,682,090,268,672
  5. Step 5: Solve for x
    x = 16,183,967,682,090,268,672/6,661,724,806.31
  6. Step 6: Final answer
    x = 2,429,396,012.69

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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.