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Finding the Third Proportional to 143,668,610 and 219,089,991

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Solution

The third proportional to 143,668,610 and 219,089,991 is: 334,105,161.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,668,610 : 219,089,991 = 219,089,991 : x
  2. Step 2: Convert to fraction form
    143,668,610/219,089,991 = 219,089,991/x
  3. Step 3: Cross multiply
    143,668,610x = 219,089,991 × 219,089,991
  4. Step 4: Simplify right side
    143,668,610x = 48,000,424,156,380,080
  5. Step 5: Solve for x
    x = 48,000,424,156,380,080/143,668,610
  6. Step 6: Final answer
    x = 334,105,161.57

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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.