Home / 8,083,238,834.80-12,124,858,252.20-7,083,531,391.60

Finding the Fourth Proportional to 8,083,238,834.80, 12,124,858,252.20 and 7,083,531,391.60

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Solution

The fourth proportional to 8,083,238,834.80, 12,124,858,252.20 and 7,083,531,391.60 is: 10,625,297,087.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,083,238,834.80 : 12,124,858,252.20 = 7,083,531,391.60 : x
  2. Step 2: Convert to fraction form
    8,083,238,834.80/12,124,858,252.20 = 7,083,531,391.60/x
  3. Step 3: Cross multiply
    8,083,238,834.80x = 12,124,858,252.20 × 7,083,531,391.60
  4. Step 4: Simplify right side
    8,083,238,834.80x = 85,886,814,048,159,023,104
  5. Step 5: Solve for x
    x = 85,886,814,048,159,023,104/8,083,238,834.80
  6. Step 6: Final answer
    x = 10,625,297,087.40

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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.