Home / 1,603,433,882.30-2,405,150,823.45-1,345,153,556.30

Finding the Fourth Proportional to 1,603,433,882.30, 2,405,150,823.45 and 1,345,153,556.30

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Solution

The fourth proportional to 1,603,433,882.30, 2,405,150,823.45 and 1,345,153,556.30 is: 2,017,730,334.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,433,882.30 : 2,405,150,823.45 = 1,345,153,556.30 : x
  2. Step 2: Convert to fraction form
    1,603,433,882.30/2,405,150,823.45 = 1,345,153,556.30/x
  3. Step 3: Cross multiply
    1,603,433,882.30x = 2,405,150,823.45 × 1,345,153,556.30
  4. Step 4: Simplify right side
    1,603,433,882.30x = 3,235,297,183,601,640,448
  5. Step 5: Solve for x
    x = 3,235,297,183,601,640,448/1,603,433,882.30
  6. Step 6: Final answer
    x = 2,017,730,334.45

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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.