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Finding the Third Proportional to 1,081,112,888 and 2,360,394,216

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Solution

The third proportional to 1,081,112,888 and 2,360,394,216 is: 5,153,449,669.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,112,888 : 2,360,394,216 = 2,360,394,216 : x
  2. Step 2: Convert to fraction form
    1,081,112,888/2,360,394,216 = 2,360,394,216/x
  3. Step 3: Cross multiply
    1,081,112,888x = 2,360,394,216 × 2,360,394,216
  4. Step 4: Simplify right side
    1,081,112,888x = 5,571,460,854,926,255,104
  5. Step 5: Solve for x
    x = 5,571,460,854,926,255,104/1,081,112,888
  6. Step 6: Final answer
    x = 5,153,449,669.10

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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.