Home / 2,621,072,181.52-3,931,622,969.92-874,270,122.80

Finding the Fourth Proportional to 2,621,072,181.52, 3,931,622,969.92 and 874,270,122.80

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Solution

The fourth proportional to 2,621,072,181.52, 3,931,622,969.92 and 874,270,122.80 is: 1,311,410,086.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621,072,181.52 : 3,931,622,969.92 = 874,270,122.80 : x
  2. Step 2: Convert to fraction form
    2,621,072,181.52/3,931,622,969.92 = 874,270,122.80/x
  3. Step 3: Cross multiply
    2,621,072,181.52x = 3,931,622,969.92 × 874,270,122.80
  4. Step 4: Simplify right side
    2,621,072,181.52x = 3,437,300,496,715,258,880
  5. Step 5: Solve for x
    x = 3,437,300,496,715,258,880/2,621,072,181.52
  6. Step 6: Final answer
    x = 1,311,410,086.66

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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.