Home / 1,977,295,093.40-2,965,942,640.10-1,519,543,746.20

Finding the Fourth Proportional to 1,977,295,093.40, 2,965,942,640.10 and 1,519,543,746.20

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Solution

The fourth proportional to 1,977,295,093.40, 2,965,942,640.10 and 1,519,543,746.20 is: 2,279,315,619.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,295,093.40 : 2,965,942,640.10 = 1,519,543,746.20 : x
  2. Step 2: Convert to fraction form
    1,977,295,093.40/2,965,942,640.10 = 1,519,543,746.20/x
  3. Step 3: Cross multiply
    1,977,295,093.40x = 2,965,942,640.10 × 1,519,543,746.20
  4. Step 4: Simplify right side
    1,977,295,093.40x = 4,506,879,590,351,872,512
  5. Step 5: Solve for x
    x = 4,506,879,590,351,872,512/1,977,295,093.40
  6. Step 6: Final answer
    x = 2,279,315,619.30

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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.