Finding the Fourth Proportional to 2,539,379,145.42, 3,504,351,339.99 and 1,410,348,705.41
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Solution
The fourth proportional to 2,539,379,145.42, 3,504,351,339.99 and 1,410,348,705.41 is: 1,946,285,722.86
Step by Step Solution
- Step 1: Write the proportion equation
2,539,379,145.42 : 3,504,351,339.99 = 1,410,348,705.41 : x - Step 2: Convert to fraction form
2,539,379,145.42/3,504,351,339.99 = 1,410,348,705.41/x - Step 3: Cross multiply
2,539,379,145.42x = 3,504,351,339.99 × 1,410,348,705.41 - Step 4: Simplify right side
2,539,379,145.42x = 4,942,357,375,665,455,104 - Step 5: Solve for x
x = 4,942,357,375,665,455,104/2,539,379,145.42 - Step 6: Final answer
x = 1,946,285,722.86
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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.