Home / 1,747,519,742.40-2,621,279,613.60-455,055,230.40

Finding the Fourth Proportional to 1,747,519,742.40, 2,621,279,613.60 and 455,055,230.40

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Solution

The fourth proportional to 1,747,519,742.40, 2,621,279,613.60 and 455,055,230.40 is: 682,582,845.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747,519,742.40 : 2,621,279,613.60 = 455,055,230.40 : x
  2. Step 2: Convert to fraction form
    1,747,519,742.40/2,621,279,613.60 = 455,055,230.40/x
  3. Step 3: Cross multiply
    1,747,519,742.40x = 2,621,279,613.60 × 455,055,230.40
  4. Step 4: Simplify right side
    1,747,519,742.40x = 1,192,826,998,509,570,816
  5. Step 5: Solve for x
    x = 1,192,826,998,509,570,816/1,747,519,742.40
  6. Step 6: Final answer
    x = 682,582,845.60

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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.