Home / 221,399,137,265.08-330,647,896,821.26

Finding the Third Proportional to 221,399,137,265.08 and 330,647,896,821.26

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Solution

The third proportional to 221,399,137,265.08 and 330,647,896,821.26 is: 493,805,138,641.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,399,137,265.08 : 330,647,896,821.26 = 330,647,896,821.26 : x
  2. Step 2: Convert to fraction form
    221,399,137,265.08/330,647,896,821.26 = 330,647,896,821.26/x
  3. Step 3: Cross multiply
    221,399,137,265.08x = 330,647,896,821.26 × 330,647,896,821.26
  4. Step 4: Simplify right side
    221,399,137,265.08x = 109,328,031,672,322,599,419,904
  5. Step 5: Solve for x
    x = 109,328,031,672,322,599,419,904/221,399,137,265.08
  6. Step 6: Final answer
    x = 493,805,138,641.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.