Home / 1,907,955,053.54-2,631,201,579.01-1,238,183,947.05

Finding the Fourth Proportional to 1,907,955,053.54, 2,631,201,579.01 and 1,238,183,947.05

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Solution

The fourth proportional to 1,907,955,053.54, 2,631,201,579.01 and 1,238,183,947.05 is: 1,707,541,040.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,955,053.54 : 2,631,201,579.01 = 1,238,183,947.05 : x
  2. Step 2: Convert to fraction form
    1,907,955,053.54/2,631,201,579.01 = 1,238,183,947.05/x
  3. Step 3: Cross multiply
    1,907,955,053.54x = 2,631,201,579.01 × 1,238,183,947.05
  4. Step 4: Simplify right side
    1,907,955,053.54x = 3,257,911,556,582,794,240
  5. Step 5: Solve for x
    x = 3,257,911,556,582,794,240/1,907,955,053.54
  6. Step 6: Final answer
    x = 1,707,541,040.10

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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.