Home / 3,079,557,643.20-4,619,336,464.80-1,855,117,579.20

Finding the Fourth Proportional to 3,079,557,643.20, 4,619,336,464.80 and 1,855,117,579.20

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Solution

The fourth proportional to 3,079,557,643.20, 4,619,336,464.80 and 1,855,117,579.20 is: 2,782,676,368.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079,557,643.20 : 4,619,336,464.80 = 1,855,117,579.20 : x
  2. Step 2: Convert to fraction form
    3,079,557,643.20/4,619,336,464.80 = 1,855,117,579.20/x
  3. Step 3: Cross multiply
    3,079,557,643.20x = 4,619,336,464.80 × 1,855,117,579.20
  4. Step 4: Simplify right side
    3,079,557,643.20x = 8,569,412,280,090,062,848
  5. Step 5: Solve for x
    x = 8,569,412,280,090,062,848/3,079,557,643.20
  6. Step 6: Final answer
    x = 2,782,676,368.80

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1.5x scale

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.