Finding the Fourth Proportional to 5,629,264,631.15, 7,768,237,286.15 and 3,088,938,794.18
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Solution
The fourth proportional to 5,629,264,631.15, 7,768,237,286.15 and 3,088,938,794.18 is: 4,262,654,376.35
Step by Step Solution
- Step 1: Write the proportion equation
5,629,264,631.15 : 7,768,237,286.15 = 3,088,938,794.18 : x - Step 2: Convert to fraction form
5,629,264,631.15/7,768,237,286.15 = 3,088,938,794.18/x - Step 3: Cross multiply
5,629,264,631.15x = 7,768,237,286.15 × 3,088,938,794.18 - Step 4: Simplify right side
5,629,264,631.15x = 23,995,609,515,611,439,104 - Step 5: Solve for x
x = 23,995,609,515,611,439,104/5,629,264,631.15 - Step 6: Final answer
x = 4,262,654,376.35
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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.