Home / 902,729,065,206.40-1,245,728,511,535.20-491,199,160,027.51

Finding the Fourth Proportional to 902,729,065,206.40, 1,245,728,511,535.20 and 491,199,160,027.51

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Solution

The fourth proportional to 902,729,065,206.40, 1,245,728,511,535.20 and 491,199,160,027.51 is: 677,834,382,510.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,729,065,206.40 : 1,245,728,511,535.20 = 491,199,160,027.51 : x
  2. Step 2: Convert to fraction form
    902,729,065,206.40/1,245,728,511,535.20 = 491,199,160,027.51/x
  3. Step 3: Cross multiply
    902,729,065,206.40x = 1,245,728,511,535.20 × 491,199,160,027.51
  4. Step 4: Simplify right side
    902,729,065,206.40x = 611,900,798,488,410,557,775,872
  5. Step 5: Solve for x
    x = 611,900,798,488,410,557,775,872/902,729,065,206.40
  6. Step 6: Final answer
    x = 677,834,382,510.44

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Double scale
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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.