Home / 2,872,345,370.36-3,964,014,245.94-1,584,850,945.28

Finding the Fourth Proportional to 2,872,345,370.36, 3,964,014,245.94 and 1,584,850,945.28

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Solution

The fourth proportional to 2,872,345,370.36, 3,964,014,245.94 and 1,584,850,945.28 is: 2,187,192,316.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,345,370.36 : 3,964,014,245.94 = 1,584,850,945.28 : x
  2. Step 2: Convert to fraction form
    2,872,345,370.36/3,964,014,245.94 = 1,584,850,945.28/x
  3. Step 3: Cross multiply
    2,872,345,370.36x = 3,964,014,245.94 × 1,584,850,945.28
  4. Step 4: Simplify right side
    2,872,345,370.36x = 6,282,371,724,781,394,944
  5. Step 5: Solve for x
    x = 6,282,371,724,781,394,944/2,872,345,370.36
  6. Step 6: Final answer
    x = 2,187,192,316.64

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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.