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Finding the Third Proportional to 116,408,274.75 and 253,483,697.25

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Solution

The third proportional to 116,408,274.75 and 253,483,697.25 is: 551,970,939.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,408,274.75 : 253,483,697.25 = 253,483,697.25 : x
  2. Step 2: Convert to fraction form
    116,408,274.75/253,483,697.25 = 253,483,697.25/x
  3. Step 3: Cross multiply
    116,408,274.75x = 253,483,697.25 × 253,483,697.25
  4. Step 4: Simplify right side
    116,408,274.75x = 64,253,984,771,529,656
  5. Step 5: Solve for x
    x = 64,253,984,771,529,656/116,408,274.75
  6. Step 6: Final answer
    x = 551,970,939.43

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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.