Home / 280,184,146.80-419,142,479.40-246,171,922.80

Finding the Fourth Proportional to 280,184,146.80, 419,142,479.40 and 246,171,922.80

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Solution

The fourth proportional to 280,184,146.80, 419,142,479.40 and 246,171,922.80 is: 368,261,770.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,184,146.80 : 419,142,479.40 = 246,171,922.80 : x
  2. Step 2: Convert to fraction form
    280,184,146.80/419,142,479.40 = 246,171,922.80/x
  3. Step 3: Cross multiply
    280,184,146.80x = 419,142,479.40 × 246,171,922.80
  4. Step 4: Simplify right side
    280,184,146.80x = 103,181,110,081,057,392
  5. Step 5: Solve for x
    x = 103,181,110,081,057,392/280,184,146.80
  6. Step 6: Final answer
    x = 368,261,770.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.