Home / 123,560,245.80-185,340,368.70-100,601,994.60

Finding the Fourth Proportional to 123,560,245.80, 185,340,368.70 and 100,601,994.60

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Solution

The fourth proportional to 123,560,245.80, 185,340,368.70 and 100,601,994.60 is: 150,902,991.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,560,245.80 : 185,340,368.70 = 100,601,994.60 : x
  2. Step 2: Convert to fraction form
    123,560,245.80/185,340,368.70 = 100,601,994.60/x
  3. Step 3: Cross multiply
    123,560,245.80x = 185,340,368.70 × 100,601,994.60
  4. Step 4: Simplify right side
    123,560,245.80x = 18,645,610,771,119,408
  5. Step 5: Solve for x
    x = 18,645,610,771,119,408/123,560,245.80
  6. Step 6: Final answer
    x = 150,902,991.90

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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.