Home / 3,146,739,682.40-4,720,109,523.60-965,422,383.20

Finding the Fourth Proportional to 3,146,739,682.40, 4,720,109,523.60 and 965,422,383.20

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Solution

The fourth proportional to 3,146,739,682.40, 4,720,109,523.60 and 965,422,383.20 is: 1,448,133,574.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146,739,682.40 : 4,720,109,523.60 = 965,422,383.20 : x
  2. Step 2: Convert to fraction form
    3,146,739,682.40/4,720,109,523.60 = 965,422,383.20/x
  3. Step 3: Cross multiply
    3,146,739,682.40x = 4,720,109,523.60 × 965,422,383.20
  4. Step 4: Simplify right side
    3,146,739,682.40x = 4,556,899,385,238,929,408
  5. Step 5: Solve for x
    x = 4,556,899,385,238,929,408/3,146,739,682.40
  6. Step 6: Final answer
    x = 1,448,133,574.80

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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.