Home / 90,858,574.44-125,384,183.82-49,605,465.60

Finding the Fourth Proportional to 90,858,574.44, 125,384,183.82 and 49,605,465.60

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Solution

The fourth proportional to 90,858,574.44, 125,384,183.82 and 49,605,465.60 is: 68,455,188.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,858,574.44 : 125,384,183.82 = 49,605,465.60 : x
  2. Step 2: Convert to fraction form
    90,858,574.44/125,384,183.82 = 49,605,465.60/x
  3. Step 3: Cross multiply
    90,858,574.44x = 125,384,183.82 × 49,605,465.60
  4. Step 4: Simplify right side
    90,858,574.44x = 6,219,740,817,267,086
  5. Step 5: Solve for x
    x = 6,219,740,817,267,086/90,858,574.44
  6. Step 6: Final answer
    x = 68,455,188.25

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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.