Home / 252,047,557.20-377,922,036.60-131,115,205.20

Finding the Fourth Proportional to 252,047,557.20, 377,922,036.60 and 131,115,205.20

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Solution

The fourth proportional to 252,047,557.20, 377,922,036.60 and 131,115,205.20 is: 196,595,142.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,047,557.20 : 377,922,036.60 = 131,115,205.20 : x
  2. Step 2: Convert to fraction form
    252,047,557.20/377,922,036.60 = 131,115,205.20/x
  3. Step 3: Cross multiply
    252,047,557.20x = 377,922,036.60 × 131,115,205.20
  4. Step 4: Simplify right side
    252,047,557.20x = 49,551,325,378,410,912
  5. Step 5: Solve for x
    x = 49,551,325,378,410,912/252,047,557.20
  6. Step 6: Final answer
    x = 196,595,142.32

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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.