Home / 2,621,072,137.50-3,931,622,903.64-874,270,078.74

Finding the Fourth Proportional to 2,621,072,137.50, 3,931,622,903.64 and 874,270,078.74

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Solution

The fourth proportional to 2,621,072,137.50, 3,931,622,903.64 and 874,270,078.74 is: 1,311,410,020.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621,072,137.50 : 3,931,622,903.64 = 874,270,078.74 : x
  2. Step 2: Convert to fraction form
    2,621,072,137.50/3,931,622,903.64 = 874,270,078.74/x
  3. Step 3: Cross multiply
    2,621,072,137.50x = 3,931,622,903.64 × 874,270,078.74
  4. Step 4: Simplify right side
    2,621,072,137.50x = 3,437,300,265,541,329,920
  5. Step 5: Solve for x
    x = 3,437,300,265,541,329,920/2,621,072,137.50
  6. Step 6: Final answer
    x = 1,311,410,020.49

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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.