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Finding the Third Proportional to 108,268,815 and 255,503,411

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Solution

The third proportional to 108,268,815 and 255,503,411 is: 602,962,109.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,268,815 : 255,503,411 = 255,503,411 : x
  2. Step 2: Convert to fraction form
    108,268,815/255,503,411 = 255,503,411/x
  3. Step 3: Cross multiply
    108,268,815x = 255,503,411 × 255,503,411
  4. Step 4: Simplify right side
    108,268,815x = 65,281,993,032,634,920
  5. Step 5: Solve for x
    x = 65,281,993,032,634,920/108,268,815
  6. Step 6: Final answer
    x = 602,962,109.01

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.