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Finding the Third Proportional to 341,279,172 and 515,505,331.50

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Solution

The third proportional to 341,279,172 and 515,505,331.50 is: 778,675,549.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,279,172 : 515,505,331.50 = 515,505,331.50 : x
  2. Step 2: Convert to fraction form
    341,279,172/515,505,331.50 = 515,505,331.50/x
  3. Step 3: Cross multiply
    341,279,172x = 515,505,331.50 × 515,505,331.50
  4. Step 4: Simplify right side
    341,279,172x = 265,745,746,804,924,896
  5. Step 5: Solve for x
    x = 265,745,746,804,924,896/341,279,172
  6. Step 6: Final answer
    x = 778,675,549.54

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.