Home / 20,162,837,852.80-30,244,256,779.20-17,444,928,860.80

Finding the Fourth Proportional to 20,162,837,852.80, 30,244,256,779.20 and 17,444,928,860.80

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Solution

The fourth proportional to 20,162,837,852.80, 30,244,256,779.20 and 17,444,928,860.80 is: 26,167,393,291.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,162,837,852.80 : 30,244,256,779.20 = 17,444,928,860.80 : x
  2. Step 2: Convert to fraction form
    20,162,837,852.80/30,244,256,779.20 = 17,444,928,860.80/x
  3. Step 3: Cross multiply
    20,162,837,852.80x = 30,244,256,779.20 × 17,444,928,860.80
  4. Step 4: Simplify right side
    20,162,837,852.80x = 527,608,907,960,912,117,760
  5. Step 5: Solve for x
    x = 527,608,907,960,912,117,760/20,162,837,852.80
  6. Step 6: Final answer
    x = 26,167,393,291.20

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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.