Home / 131,360,629.20-196,705,020.60-97,096,462.80

Finding the Fourth Proportional to 131,360,629.20, 196,705,020.60 and 97,096,462.80

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Solution

The fourth proportional to 131,360,629.20, 196,705,020.60 and 97,096,462.80 is: 145,396,393.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,360,629.20 : 196,705,020.60 = 97,096,462.80 : x
  2. Step 2: Convert to fraction form
    131,360,629.20/196,705,020.60 = 97,096,462.80/x
  3. Step 3: Cross multiply
    131,360,629.20x = 196,705,020.60 × 97,096,462.80
  4. Step 4: Simplify right side
    131,360,629.20x = 19,099,361,715,261,132
  5. Step 5: Solve for x
    x = 19,099,361,715,261,132/131,360,629.20
  6. Step 6: Final answer
    x = 145,396,393.36

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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.