Home / 2,621,072,049.60-3,931,622,772.12-874,269,990.88

Finding the Fourth Proportional to 2,621,072,049.60, 3,931,622,772.12 and 874,269,990.88

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Solution

The fourth proportional to 2,621,072,049.60, 3,931,622,772.12 and 874,269,990.88 is: 1,311,409,888.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621,072,049.60 : 3,931,622,772.12 = 874,269,990.88 : x
  2. Step 2: Convert to fraction form
    2,621,072,049.60/3,931,622,772.12 = 874,269,990.88/x
  3. Step 3: Cross multiply
    2,621,072,049.60x = 3,931,622,772.12 × 874,269,990.88
  4. Step 4: Simplify right side
    2,621,072,049.60x = 3,437,299,805,124,952,576
  5. Step 5: Solve for x
    x = 3,437,299,805,124,952,576/2,621,072,049.60
  6. Step 6: Final answer
    x = 1,311,409,888.81

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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.