Home / 107,961,711.80-161,942,567.70-97,548,092.60

Finding the Fourth Proportional to 107,961,711.80, 161,942,567.70 and 97,548,092.60

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Solution

The fourth proportional to 107,961,711.80, 161,942,567.70 and 97,548,092.60 is: 146,322,138.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,961,711.80 : 161,942,567.70 = 97,548,092.60 : x
  2. Step 2: Convert to fraction form
    107,961,711.80/161,942,567.70 = 97,548,092.60/x
  3. Step 3: Cross multiply
    107,961,711.80x = 161,942,567.70 × 97,548,092.60
  4. Step 4: Simplify right side
    107,961,711.80x = 15,797,188,589,881,366
  5. Step 5: Solve for x
    x = 15,797,188,589,881,366/107,961,711.80
  6. Step 6: Final answer
    x = 146,322,138.90

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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.