Home / 18,392,320,345.20-27,588,480,517.80-5,306,544,063.60

Finding the Fourth Proportional to 18,392,320,345.20, 27,588,480,517.80 and 5,306,544,063.60

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Solution

The fourth proportional to 18,392,320,345.20, 27,588,480,517.80 and 5,306,544,063.60 is: 7,959,816,095.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,392,320,345.20 : 27,588,480,517.80 = 5,306,544,063.60 : x
  2. Step 2: Convert to fraction form
    18,392,320,345.20/27,588,480,517.80 = 5,306,544,063.60/x
  3. Step 3: Cross multiply
    18,392,320,345.20x = 27,588,480,517.80 × 5,306,544,063.60
  4. Step 4: Simplify right side
    18,392,320,345.20x = 146,399,487,515,475,853,312
  5. Step 5: Solve for x
    x = 146,399,487,515,475,853,312/18,392,320,345.20
  6. Step 6: Final answer
    x = 7,959,816,095.40

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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.