Home / 165,456,059.76-247,951,786.50-130,759,917.12

Finding the Fourth Proportional to 165,456,059.76, 247,951,786.50 and 130,759,917.12

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Solution

The fourth proportional to 165,456,059.76, 247,951,786.50 and 130,759,917.12 is: 195,956,286.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,456,059.76 : 247,951,786.50 = 130,759,917.12 : x
  2. Step 2: Convert to fraction form
    165,456,059.76/247,951,786.50 = 130,759,917.12/x
  3. Step 3: Cross multiply
    165,456,059.76x = 247,951,786.50 × 130,759,917.12
  4. Step 4: Simplify right side
    165,456,059.76x = 32,422,155,052,495,936
  5. Step 5: Solve for x
    x = 32,422,155,052,495,936/165,456,059.76
  6. Step 6: Final answer
    x = 195,956,286.52

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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.