Home / 30,245,336,176.80-45,368,004,265.20-12,794,797,783.20

Finding the Fourth Proportional to 30,245,336,176.80, 45,368,004,265.20 and 12,794,797,783.20

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Solution

The fourth proportional to 30,245,336,176.80, 45,368,004,265.20 and 12,794,797,783.20 is: 19,192,196,674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,245,336,176.80 : 45,368,004,265.20 = 12,794,797,783.20 : x
  2. Step 2: Convert to fraction form
    30,245,336,176.80/45,368,004,265.20 = 12,794,797,783.20/x
  3. Step 3: Cross multiply
    30,245,336,176.80x = 45,368,004,265.20 × 12,794,797,783.20
  4. Step 4: Simplify right side
    30,245,336,176.80x = 580,474,440,400,589,094,912
  5. Step 5: Solve for x
    x = 580,474,440,400,589,094,912/30,245,336,176.80
  6. Step 6: Final answer
    x = 19,192,196,674.80

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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.