Home / 127,540,923,429.20-191,311,385,143.80-127,540,923,429.20

Finding the Fourth Proportional to 127,540,923,429.20, 191,311,385,143.80 and 127,540,923,429.20

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Solution

The fourth proportional to 127,540,923,429.20, 191,311,385,143.80 and 127,540,923,429.20 is: 191,311,385,143.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,540,923,429.20 : 191,311,385,143.80 = 127,540,923,429.20 : x
  2. Step 2: Convert to fraction form
    127,540,923,429.20/191,311,385,143.80 = 127,540,923,429.20/x
  3. Step 3: Cross multiply
    127,540,923,429.20x = 191,311,385,143.80 × 127,540,923,429.20
  4. Step 4: Simplify right side
    127,540,923,429.20x = 24,400,030,723,759,585,361,920
  5. Step 5: Solve for x
    x = 24,400,030,723,759,585,361,920/127,540,923,429.20
  6. Step 6: Final answer
    x = 191,311,385,143.80

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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.