Home / 451,317,643.51-622,907,667.72-292,744,285.03

Finding the Fourth Proportional to 451,317,643.51, 622,907,667.72 and 292,744,285.03

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Solution

The fourth proportional to 451,317,643.51, 622,907,667.72 and 292,744,285.03 is: 404,045,049.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,317,643.51 : 622,907,667.72 = 292,744,285.03 : x
  2. Step 2: Convert to fraction form
    451,317,643.51/622,907,667.72 = 292,744,285.03/x
  3. Step 3: Cross multiply
    451,317,643.51x = 622,907,667.72 × 292,744,285.03
  4. Step 4: Simplify right side
    451,317,643.51x = 182,352,659,826,396,192
  5. Step 5: Solve for x
    x = 182,352,659,826,396,192/451,317,643.51
  6. Step 6: Final answer
    x = 404,045,049.97

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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.