Home / 280,184,125.80-419,142,447.90-246,171,901.80

Finding the Fourth Proportional to 280,184,125.80, 419,142,447.90 and 246,171,901.80

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Solution

The fourth proportional to 280,184,125.80, 419,142,447.90 and 246,171,901.80 is: 368,261,739.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,184,125.80 : 419,142,447.90 = 246,171,901.80 : x
  2. Step 2: Convert to fraction form
    280,184,125.80/419,142,447.90 = 246,171,901.80/x
  3. Step 3: Cross multiply
    280,184,125.80x = 419,142,447.90 × 246,171,901.80
  4. Step 4: Simplify right side
    280,184,125.80x = 103,181,093,524,650,416
  5. Step 5: Solve for x
    x = 103,181,093,524,650,416/280,184,125.80
  6. Step 6: Final answer
    x = 368,261,739.42

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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.