Home / 110,975,999.60-166,463,999.40-102,217,113.20

Finding the Fourth Proportional to 110,975,999.60, 166,463,999.40 and 102,217,113.20

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Solution

The fourth proportional to 110,975,999.60, 166,463,999.40 and 102,217,113.20 is: 153,325,669.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,975,999.60 : 166,463,999.40 = 102,217,113.20 : x
  2. Step 2: Convert to fraction form
    110,975,999.60/166,463,999.40 = 102,217,113.20/x
  3. Step 3: Cross multiply
    110,975,999.60x = 166,463,999.40 × 102,217,113.20
  4. Step 4: Simplify right side
    110,975,999.60x = 17,015,469,470,394,534
  5. Step 5: Solve for x
    x = 17,015,469,470,394,534/110,975,999.60
  6. Step 6: Final answer
    x = 153,325,669.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.