Home / 107,410,076.80-161,115,115.20-30,735,606.40

Finding the Fourth Proportional to 107,410,076.80, 161,115,115.20 and 30,735,606.40

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Solution

The fourth proportional to 107,410,076.80, 161,115,115.20 and 30,735,606.40 is: 46,103,409.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,410,076.80 : 161,115,115.20 = 30,735,606.40 : x
  2. Step 2: Convert to fraction form
    107,410,076.80/161,115,115.20 = 30,735,606.40/x
  3. Step 3: Cross multiply
    107,410,076.80x = 161,115,115.20 × 30,735,606.40
  4. Step 4: Simplify right side
    107,410,076.80x = 4,951,970,765,877,857
  5. Step 5: Solve for x
    x = 4,951,970,765,877,857/107,410,076.80
  6. Step 6: Final answer
    x = 46,103,409.60

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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.