Home / 1,413,027,696.96-1,949,644,658.72-1,187,822,902.88

Finding the Fourth Proportional to 1,413,027,696.96, 1,949,644,658.72 and 1,187,822,902.88

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Solution

The fourth proportional to 1,413,027,696.96, 1,949,644,658.72 and 1,187,822,902.88 is: 1,638,915,205.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,027,696.96 : 1,949,644,658.72 = 1,187,822,902.88 : x
  2. Step 2: Convert to fraction form
    1,413,027,696.96/1,949,644,658.72 = 1,187,822,902.88/x
  3. Step 3: Cross multiply
    1,413,027,696.96x = 1,949,644,658.72 × 1,187,822,902.88
  4. Step 4: Simplify right side
    1,413,027,696.96x = 2,315,832,578,105,277,440
  5. Step 5: Solve for x
    x = 2,315,832,578,105,277,440/1,413,027,696.96
  6. Step 6: Final answer
    x = 1,638,915,205.33

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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.