Finding the Fourth Proportional to 273,151,740.64, 376,959,213.84 and 155,694,794.08
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Solution
The fourth proportional to 273,151,740.64, 376,959,213.84 and 155,694,794.08 is: 214,864,408.47
Step by Step Solution
- Step 1: Write the proportion equation
273,151,740.64 : 376,959,213.84 = 155,694,794.08 : x - Step 2: Convert to fraction form
273,151,740.64/376,959,213.84 = 155,694,794.08/x - Step 3: Cross multiply
273,151,740.64x = 376,959,213.84 × 155,694,794.08 - Step 4: Simplify right side
273,151,740.64x = 58,690,587,175,377,488 - Step 5: Solve for x
x = 58,690,587,175,377,488/273,151,740.64 - Step 6: Final answer
x = 214,864,408.47
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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.