Home / 27,856,163,979.20-41,729,826,410.40-16,781,783,844.80

Finding the Fourth Proportional to 27,856,163,979.20, 41,729,826,410.40 and 16,781,783,844.80

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Solution

The fourth proportional to 27,856,163,979.20, 41,729,826,410.40 and 16,781,783,844.80 is: 25,139,891,021.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,856,163,979.20 : 41,729,826,410.40 = 16,781,783,844.80 : x
  2. Step 2: Convert to fraction form
    27,856,163,979.20/41,729,826,410.40 = 16,781,783,844.80/x
  3. Step 3: Cross multiply
    27,856,163,979.20x = 41,729,826,410.40 × 16,781,783,844.80
  4. Step 4: Simplify right side
    27,856,163,979.20x = 700,300,926,700,359,122,944
  5. Step 5: Solve for x
    x = 700,300,926,700,359,122,944/27,856,163,979.20
  6. Step 6: Final answer
    x = 25,139,891,021.01

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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.