Home / 171,667,431.49-236,907,285.15-98,342,745.25

Finding the Fourth Proportional to 171,667,431.49, 236,907,285.15 and 98,342,745.25

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Solution

The fourth proportional to 171,667,431.49, 236,907,285.15 and 98,342,745.25 is: 135,716,557.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,667,431.49 : 236,907,285.15 = 98,342,745.25 : x
  2. Step 2: Convert to fraction form
    171,667,431.49/236,907,285.15 = 98,342,745.25/x
  3. Step 3: Cross multiply
    171,667,431.49x = 236,907,285.15 × 98,342,745.25
  4. Step 4: Simplify right side
    171,667,431.49x = 23,298,112,791,375,560
  5. Step 5: Solve for x
    x = 23,298,112,791,375,560/171,667,431.49
  6. Step 6: Final answer
    x = 135,716,557.24

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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.