Home / 1,410,212,805.78-1,944,042,608.76-985,507,876.02

Finding the Fourth Proportional to 1,410,212,805.78, 1,944,042,608.76 and 985,507,876.02

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Solution

The fourth proportional to 1,410,212,805.78, 1,944,042,608.76 and 985,507,876.02 is: 1,358,567,511.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,212,805.78 : 1,944,042,608.76 = 985,507,876.02 : x
  2. Step 2: Convert to fraction form
    1,410,212,805.78/1,944,042,608.76 = 985,507,876.02/x
  3. Step 3: Cross multiply
    1,410,212,805.78x = 1,944,042,608.76 × 985,507,876.02
  4. Step 4: Simplify right side
    1,410,212,805.78x = 1,915,869,302,251,447,296
  5. Step 5: Solve for x
    x = 1,915,869,302,251,447,296/1,410,212,805.78
  6. Step 6: Final answer
    x = 1,358,567,511.51

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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.