Home / 2,987,603,689.42-4,481,098,432.32-995,430,578.52

Finding the Fourth Proportional to 2,987,603,689.42, 4,481,098,432.32 and 995,430,578.52

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Solution

The fourth proportional to 2,987,603,689.42, 4,481,098,432.32 and 995,430,578.52 is: 1,493,043,545.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,987,603,689.42 : 4,481,098,432.32 = 995,430,578.52 : x
  2. Step 2: Convert to fraction form
    2,987,603,689.42/4,481,098,432.32 = 995,430,578.52/x
  3. Step 3: Cross multiply
    2,987,603,689.42x = 4,481,098,432.32 × 995,430,578.52
  4. Step 4: Simplify right side
    2,987,603,689.42x = 4,460,622,404,889,362,432
  5. Step 5: Solve for x
    x = 4,460,622,404,889,362,432/2,987,603,689.42
  6. Step 6: Final answer
    x = 1,493,043,545.46

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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.