Home / 1,099,273,992.30-1,649,150,136.90-362,218,469.40

Finding the Fourth Proportional to 1,099,273,992.30, 1,649,150,136.90 and 362,218,469.40

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Solution

The fourth proportional to 1,099,273,992.30, 1,649,150,136.90 and 362,218,469.40 is: 543,406,505.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,273,992.30 : 1,649,150,136.90 = 362,218,469.40 : x
  2. Step 2: Convert to fraction form
    1,099,273,992.30/1,649,150,136.90 = 362,218,469.40/x
  3. Step 3: Cross multiply
    1,099,273,992.30x = 1,649,150,136.90 × 362,218,469.40
  4. Step 4: Simplify right side
    1,099,273,992.30x = 597,352,638,398,718,464
  5. Step 5: Solve for x
    x = 597,352,638,398,718,464/1,099,273,992.30
  6. Step 6: Final answer
    x = 543,406,505.19

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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.