Home / 298,735,099,373.52-412,255,670,699.64-161,557,922,631.60

Finding the Fourth Proportional to 298,735,099,373.52, 412,255,670,699.64 and 161,557,922,631.60

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Solution

The fourth proportional to 298,735,099,373.52, 412,255,670,699.64 and 161,557,922,631.60 is: 222,950,600,351.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,735,099,373.52 : 412,255,670,699.64 = 161,557,922,631.60 : x
  2. Step 2: Convert to fraction form
    298,735,099,373.52/412,255,670,699.64 = 161,557,922,631.60/x
  3. Step 3: Cross multiply
    298,735,099,373.52x = 412,255,670,699.64 × 161,557,922,631.60
  4. Step 4: Simplify right side
    298,735,099,373.52x = 66,603,169,751,330,812,067,840
  5. Step 5: Solve for x
    x = 66,603,169,751,330,812,067,840/298,735,099,373.52
  6. Step 6: Final answer
    x = 222,950,600,351.30

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1.5x scale

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.