Home / 12,258,720,087.77-18,388,080,345.80-2,942,468,016.37

Finding the Fourth Proportional to 12,258,720,087.77, 18,388,080,345.80 and 2,942,468,016.37

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Solution

The fourth proportional to 12,258,720,087.77, 18,388,080,345.80 and 2,942,468,016.37 is: 4,413,702,075.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,258,720,087.77 : 18,388,080,345.80 = 2,942,468,016.37 : x
  2. Step 2: Convert to fraction form
    12,258,720,087.77/18,388,080,345.80 = 2,942,468,016.37/x
  3. Step 3: Cross multiply
    12,258,720,087.77x = 18,388,080,345.80 × 2,942,468,016.37
  4. Step 4: Simplify right side
    12,258,720,087.77x = 54,106,338,299,918,213,120
  5. Step 5: Solve for x
    x = 54,106,338,299,918,213,120/12,258,720,087.77
  6. Step 6: Final answer
    x = 4,413,702,075.95

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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.