Home / 1,396,562,512.82-2,092,473,196.09-842,701,198.01

Finding the Fourth Proportional to 1,396,562,512.82, 2,092,473,196.09 and 842,701,198.01

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Solution

The fourth proportional to 1,396,562,512.82, 2,092,473,196.09 and 842,701,198.01 is: 1,262,621,367.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,562,512.82 : 2,092,473,196.09 = 842,701,198.01 : x
  2. Step 2: Convert to fraction form
    1,396,562,512.82/2,092,473,196.09 = 842,701,198.01/x
  3. Step 3: Cross multiply
    1,396,562,512.82x = 2,092,473,196.09 × 842,701,198.01
  4. Step 4: Simplify right side
    1,396,562,512.82x = 1,763,329,669,136,287,488
  5. Step 5: Solve for x
    x = 1,763,329,669,136,287,488/1,396,562,512.82
  6. Step 6: Final answer
    x = 1,262,621,367.08

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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.