Home / 2,661,122,714.80-3,991,684,072.20-1,107,897,818.80

Finding the Fourth Proportional to 2,661,122,714.80, 3,991,684,072.20 and 1,107,897,818.80

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Solution

The fourth proportional to 2,661,122,714.80, 3,991,684,072.20 and 1,107,897,818.80 is: 1,661,846,728.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,661,122,714.80 : 3,991,684,072.20 = 1,107,897,818.80 : x
  2. Step 2: Convert to fraction form
    2,661,122,714.80/3,991,684,072.20 = 1,107,897,818.80/x
  3. Step 3: Cross multiply
    2,661,122,714.80x = 3,991,684,072.20 × 1,107,897,818.80
  4. Step 4: Simplify right side
    2,661,122,714.80x = 4,422,378,076,929,081,344
  5. Step 5: Solve for x
    x = 4,422,378,076,929,081,344/2,661,122,714.80
  6. Step 6: Final answer
    x = 1,661,846,728.20

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Double scale
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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.