Home / 27,856,163,980.20-41,729,826,411.90-16,781,783,845.80

Finding the Fourth Proportional to 27,856,163,980.20, 41,729,826,411.90 and 16,781,783,845.80

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Solution

The fourth proportional to 27,856,163,980.20, 41,729,826,411.90 and 16,781,783,845.80 is: 25,139,891,022.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,856,163,980.20 : 41,729,826,411.90 = 16,781,783,845.80 : x
  2. Step 2: Convert to fraction form
    27,856,163,980.20/41,729,826,411.90 = 16,781,783,845.80/x
  3. Step 3: Cross multiply
    27,856,163,980.20x = 41,729,826,411.90 × 16,781,783,845.80
  4. Step 4: Simplify right side
    27,856,163,980.20x = 700,300,926,767,261,548,544
  5. Step 5: Solve for x
    x = 700,300,926,767,261,548,544/27,856,163,980.20
  6. Step 6: Final answer
    x = 25,139,891,022.51

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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.