Home / 13,257,079,172.91-19,888,238,429.37-4,863,062,742.84

Finding the Fourth Proportional to 13,257,079,172.91, 19,888,238,429.37 and 4,863,062,742.84

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Solution

The fourth proportional to 13,257,079,172.91, 19,888,238,429.37 and 4,863,062,742.84 is: 7,295,555,081.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,257,079,172.91 : 19,888,238,429.37 = 4,863,062,742.84 : x
  2. Step 2: Convert to fraction form
    13,257,079,172.91/19,888,238,429.37 = 4,863,062,742.84/x
  3. Step 3: Cross multiply
    13,257,079,172.91x = 19,888,238,429.37 × 4,863,062,742.84
  4. Step 4: Simplify right side
    13,257,079,172.91x = 96,717,751,326,587,961,344
  5. Step 5: Solve for x
    x = 96,717,751,326,587,961,344/13,257,079,172.91
  6. Step 6: Final answer
    x = 7,295,555,081.56

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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.