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Finding the Third Proportional to 170,968,140 and 373,291,268

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Solution

The third proportional to 170,968,140 and 373,291,268 is: 815,042,912.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,968,140 : 373,291,268 = 373,291,268 : x
  2. Step 2: Convert to fraction form
    170,968,140/373,291,268 = 373,291,268/x
  3. Step 3: Cross multiply
    170,968,140x = 373,291,268 × 373,291,268
  4. Step 4: Simplify right side
    170,968,140x = 139,346,370,765,047,824
  5. Step 5: Solve for x
    x = 139,346,370,765,047,824/170,968,140
  6. Step 6: Final answer
    x = 815,042,912.47

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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.