Home / 18,392,320,363.20-27,588,480,544.80-5,306,544,081.60

Finding the Fourth Proportional to 18,392,320,363.20, 27,588,480,544.80 and 5,306,544,081.60

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Solution

The fourth proportional to 18,392,320,363.20, 27,588,480,544.80 and 5,306,544,081.60 is: 7,959,816,122.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,392,320,363.20 : 27,588,480,544.80 = 5,306,544,081.60 : x
  2. Step 2: Convert to fraction form
    18,392,320,363.20/27,588,480,544.80 = 5,306,544,081.60/x
  3. Step 3: Cross multiply
    18,392,320,363.20x = 27,588,480,544.80 × 5,306,544,081.60
  4. Step 4: Simplify right side
    18,392,320,363.20x = 146,399,488,155,345,190,912
  5. Step 5: Solve for x
    x = 146,399,488,155,345,190,912/18,392,320,363.20
  6. Step 6: Final answer
    x = 7,959,816,122.40

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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.