Home / 19,008,526,536.60-28,522,993,472.10-7,968,158,626.20

Finding the Fourth Proportional to 19,008,526,536.60, 28,522,993,472.10 and 7,968,158,626.20

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Solution

The fourth proportional to 19,008,526,536.60, 28,522,993,472.10 and 7,968,158,626.20 is: 11,956,515,200.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008,526,536.60 : 28,522,993,472.10 = 7,968,158,626.20 : x
  2. Step 2: Convert to fraction form
    19,008,526,536.60/28,522,993,472.10 = 7,968,158,626.20/x
  3. Step 3: Cross multiply
    19,008,526,536.60x = 28,522,993,472.10 × 7,968,158,626.20
  4. Step 4: Simplify right side
    19,008,526,536.60x = 227,275,736,479,759,892,480
  5. Step 5: Solve for x
    x = 227,275,736,479,759,892,480/19,008,526,536.60
  6. Step 6: Final answer
    x = 11,956,515,200.80

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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.