Home / 13,395,202,040-18,485,198,256.48-7,454,752,967.36

Finding the Fourth Proportional to 13,395,202,040, 18,485,198,256.48 and 7,454,752,967.36

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Solution

The fourth proportional to 13,395,202,040, 18,485,198,256.48 and 7,454,752,967.36 is: 10,287,458,609.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,395,202,040 : 18,485,198,256.48 = 7,454,752,967.36 : x
  2. Step 2: Convert to fraction form
    13,395,202,040/18,485,198,256.48 = 7,454,752,967.36/x
  3. Step 3: Cross multiply
    13,395,202,040x = 18,485,198,256.48 × 7,454,752,967.36
  4. Step 4: Simplify right side
    13,395,202,040x = 137,802,586,554,732,167,168
  5. Step 5: Solve for x
    x = 137,802,586,554,732,167,168/13,395,202,040
  6. Step 6: Final answer
    x = 10,287,458,609.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.