Home / 8,019,046,847.70-12,028,570,271.55-6,366,052,761.30

Finding the Fourth Proportional to 8,019,046,847.70, 12,028,570,271.55 and 6,366,052,761.30

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Solution

The fourth proportional to 8,019,046,847.70, 12,028,570,271.55 and 6,366,052,761.30 is: 9,549,079,141.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,019,046,847.70 : 12,028,570,271.55 = 6,366,052,761.30 : x
  2. Step 2: Convert to fraction form
    8,019,046,847.70/12,028,570,271.55 = 6,366,052,761.30/x
  3. Step 3: Cross multiply
    8,019,046,847.70x = 12,028,570,271.55 × 6,366,052,761.30
  4. Step 4: Simplify right side
    8,019,046,847.70x = 76,574,512,991,691,964,416
  5. Step 5: Solve for x
    x = 76,574,512,991,691,964,416/8,019,046,847.70
  6. Step 6: Final answer
    x = 9,549,079,141.95

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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.