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Finding the Third Proportional to 1,628,450,543 and 3,555,539,112

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Solution

The third proportional to 1,628,450,543 and 3,555,539,112 is: 7,763,120,858.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,450,543 : 3,555,539,112 = 3,555,539,112 : x
  2. Step 2: Convert to fraction form
    1,628,450,543/3,555,539,112 = 3,555,539,112/x
  3. Step 3: Cross multiply
    1,628,450,543x = 3,555,539,112 × 3,555,539,112
  4. Step 4: Simplify right side
    1,628,450,543x = 12,641,858,376,961,748,992
  5. Step 5: Solve for x
    x = 12,641,858,376,961,748,992/1,628,450,543
  6. Step 6: Final answer
    x = 7,763,120,858.23

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.