Home / 196,781,034.60-295,171,551.90-87,605,994.60

Finding the Fourth Proportional to 196,781,034.60, 295,171,551.90 and 87,605,994.60

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Solution

The fourth proportional to 196,781,034.60, 295,171,551.90 and 87,605,994.60 is: 131,408,991.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,781,034.60 : 295,171,551.90 = 87,605,994.60 : x
  2. Step 2: Convert to fraction form
    196,781,034.60/295,171,551.90 = 87,605,994.60/x
  3. Step 3: Cross multiply
    196,781,034.60x = 295,171,551.90 × 87,605,994.60
  4. Step 4: Simplify right side
    196,781,034.60x = 25,858,797,381,825,016
  5. Step 5: Solve for x
    x = 25,858,797,381,825,016/196,781,034.60
  6. Step 6: Final answer
    x = 131,408,991.90

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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.