Finding the Fourth Proportional to 3,824,656,751.84, 5,278,037,249.16 and 2,217,424,094.96
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Solution
The fourth proportional to 3,824,656,751.84, 5,278,037,249.16 and 2,217,424,094.96 is: 3,060,051,588.88
Step by Step Solution
- Step 1: Write the proportion equation
3,824,656,751.84 : 5,278,037,249.16 = 2,217,424,094.96 : x - Step 2: Convert to fraction form
3,824,656,751.84/5,278,037,249.16 = 2,217,424,094.96/x - Step 3: Cross multiply
3,824,656,751.84x = 5,278,037,249.16 × 2,217,424,094.96 - Step 4: Simplify right side
3,824,656,751.84x = 11,703,646,970,383,781,888 - Step 5: Solve for x
x = 11,703,646,970,383,781,888/3,824,656,751.84 - Step 6: Final answer
x = 3,060,051,588.88
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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.