Home / 2,621,072,021.83-3,931,622,730.41-874,269,963.01

Finding the Fourth Proportional to 2,621,072,021.83, 3,931,622,730.41 and 874,269,963.01

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Solution

The fourth proportional to 2,621,072,021.83, 3,931,622,730.41 and 874,269,963.01 is: 1,311,409,846.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621,072,021.83 : 3,931,622,730.41 = 874,269,963.01 : x
  2. Step 2: Convert to fraction form
    2,621,072,021.83/3,931,622,730.41 = 874,269,963.01/x
  3. Step 3: Cross multiply
    2,621,072,021.83x = 3,931,622,730.41 × 874,269,963.01
  4. Step 4: Simplify right side
    2,621,072,021.83x = 3,437,299,659,070,625,792
  5. Step 5: Solve for x
    x = 3,437,299,659,070,625,792/2,621,072,021.83
  6. Step 6: Final answer
    x = 1,311,409,846.98

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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.