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Finding the Third Proportional to 143,668,608 and 219,089,988

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Solution

The third proportional to 143,668,608 and 219,089,988 is: 334,105,157.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,668,608 : 219,089,988 = 219,089,988 : x
  2. Step 2: Convert to fraction form
    143,668,608/219,089,988 = 219,089,988/x
  3. Step 3: Cross multiply
    143,668,608x = 219,089,988 × 219,089,988
  4. Step 4: Simplify right side
    143,668,608x = 48,000,422,841,840,144
  5. Step 5: Solve for x
    x = 48,000,422,841,840,144/143,668,608
  6. Step 6: Final answer
    x = 334,105,157.07

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.