Home / 8,083,238,846.80-12,124,858,270.20-7,083,531,403.60

Finding the Fourth Proportional to 8,083,238,846.80, 12,124,858,270.20 and 7,083,531,403.60

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Solution

The fourth proportional to 8,083,238,846.80, 12,124,858,270.20 and 7,083,531,403.60 is: 10,625,297,105.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,083,238,846.80 : 12,124,858,270.20 = 7,083,531,403.60 : x
  2. Step 2: Convert to fraction form
    8,083,238,846.80/12,124,858,270.20 = 7,083,531,403.60/x
  3. Step 3: Cross multiply
    8,083,238,846.80x = 12,124,858,270.20 × 7,083,531,403.60
  4. Step 4: Simplify right side
    8,083,238,846.80x = 85,886,814,321,160,880,128
  5. Step 5: Solve for x
    x = 85,886,814,321,160,880,128/8,083,238,846.80
  6. Step 6: Final answer
    x = 10,625,297,105.40

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Double scale
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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.