Home / 166,463,998.40-249,695,997.60-106,147,121.60

Finding the Fourth Proportional to 166,463,998.40, 249,695,997.60 and 106,147,121.60

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Solution

The fourth proportional to 166,463,998.40, 249,695,997.60 and 106,147,121.60 is: 159,220,682.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,463,998.40 : 249,695,997.60 = 106,147,121.60 : x
  2. Step 2: Convert to fraction form
    166,463,998.40/249,695,997.60 = 106,147,121.60/x
  3. Step 3: Cross multiply
    166,463,998.40x = 249,695,997.60 × 106,147,121.60
  4. Step 4: Simplify right side
    166,463,998.40x = 26,504,511,420,280,508
  5. Step 5: Solve for x
    x = 26,504,511,420,280,508/166,463,998.40
  6. Step 6: Final answer
    x = 159,220,682.40

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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.