Home / 1,747,519,784.40-2,621,279,676.60-455,055,272.40

Finding the Fourth Proportional to 1,747,519,784.40, 2,621,279,676.60 and 455,055,272.40

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Solution

The fourth proportional to 1,747,519,784.40, 2,621,279,676.60 and 455,055,272.40 is: 682,582,908.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747,519,784.40 : 2,621,279,676.60 = 455,055,272.40 : x
  2. Step 2: Convert to fraction form
    1,747,519,784.40/2,621,279,676.60 = 455,055,272.40/x
  3. Step 3: Cross multiply
    1,747,519,784.40x = 2,621,279,676.60 × 455,055,272.40
  4. Step 4: Simplify right side
    1,747,519,784.40x = 1,192,827,137,271,796,736
  5. Step 5: Solve for x
    x = 1,192,827,137,271,796,736/1,747,519,784.40
  6. Step 6: Final answer
    x = 682,582,908.60

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Double scale
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Similar ratio
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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.