Home / 5,633,271,280.40-8,449,906,920.60-5,394,429,885.20

Finding the Fourth Proportional to 5,633,271,280.40, 8,449,906,920.60 and 5,394,429,885.20

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Solution

The fourth proportional to 5,633,271,280.40, 8,449,906,920.60 and 5,394,429,885.20 is: 8,091,644,827.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,633,271,280.40 : 8,449,906,920.60 = 5,394,429,885.20 : x
  2. Step 2: Convert to fraction form
    5,633,271,280.40/8,449,906,920.60 = 5,394,429,885.20/x
  3. Step 3: Cross multiply
    5,633,271,280.40x = 8,449,906,920.60 × 5,394,429,885.20
  4. Step 4: Simplify right side
    5,633,271,280.40x = 45,582,430,419,642,941,440
  5. Step 5: Solve for x
    x = 45,582,430,419,642,941,440/5,633,271,280.40
  6. Step 6: Final answer
    x = 8,091,644,827.80

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Double scale
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Similar ratio
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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.