Home / 3,606,086,189.16-4,976,399,412.84-1,998,644,963.40

Finding the Fourth Proportional to 3,606,086,189.16, 4,976,399,412.84 and 1,998,644,963.40

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Solution

The fourth proportional to 3,606,086,189.16, 4,976,399,412.84 and 1,998,644,963.40 is: 2,758,130,310.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606,086,189.16 : 4,976,399,412.84 = 1,998,644,963.40 : x
  2. Step 2: Convert to fraction form
    3,606,086,189.16/4,976,399,412.84 = 1,998,644,963.40/x
  3. Step 3: Cross multiply
    3,606,086,189.16x = 4,976,399,412.84 × 1,998,644,963.40
  4. Step 4: Simplify right side
    3,606,086,189.16x = 9,946,055,622,339,383,296
  5. Step 5: Solve for x
    x = 9,946,055,622,339,383,296/3,606,086,189.16
  6. Step 6: Final answer
    x = 2,758,130,310.98

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.