Home / 1,384,008,625.20-2,076,012,937.80-414,660,241.20

Finding the Fourth Proportional to 1,384,008,625.20, 2,076,012,937.80 and 414,660,241.20

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Solution

The fourth proportional to 1,384,008,625.20, 2,076,012,937.80 and 414,660,241.20 is: 621,990,361.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,008,625.20 : 2,076,012,937.80 = 414,660,241.20 : x
  2. Step 2: Convert to fraction form
    1,384,008,625.20/2,076,012,937.80 = 414,660,241.20/x
  3. Step 3: Cross multiply
    1,384,008,625.20x = 2,076,012,937.80 × 414,660,241.20
  4. Step 4: Simplify right side
    1,384,008,625.20x = 860,840,025,522,468,608
  5. Step 5: Solve for x
    x = 860,840,025,522,468,608/1,384,008,625.20
  6. Step 6: Final answer
    x = 621,990,361.80

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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.