Home / 13,783,531,819.20-20,675,297,728.80-13,477,421,803.20

Finding the Fourth Proportional to 13,783,531,819.20, 20,675,297,728.80 and 13,477,421,803.20

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Solution

The fourth proportional to 13,783,531,819.20, 20,675,297,728.80 and 13,477,421,803.20 is: 20,216,132,704.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,783,531,819.20 : 20,675,297,728.80 = 13,477,421,803.20 : x
  2. Step 2: Convert to fraction form
    13,783,531,819.20/20,675,297,728.80 = 13,477,421,803.20/x
  3. Step 3: Cross multiply
    13,783,531,819.20x = 20,675,297,728.80 × 13,477,421,803.20
  4. Step 4: Simplify right side
    13,783,531,819.20x = 278,649,708,397,780,566,016
  5. Step 5: Solve for x
    x = 278,649,708,397,780,566,016/13,783,531,819.20
  6. Step 6: Final answer
    x = 20,216,132,704.80

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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.