Finding the Fourth Proportional to 182,906,372.21, 252,411,070.16 and 99,274,532.87
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Solution
The fourth proportional to 182,906,372.21, 252,411,070.16 and 99,274,532.87 is: 136,999,005.44
Step by Step Solution
- Step 1: Write the proportion equation
182,906,372.21 : 252,411,070.16 = 99,274,532.87 : x - Step 2: Convert to fraction form
182,906,372.21/252,411,070.16 = 99,274,532.87/x - Step 3: Cross multiply
182,906,372.21x = 252,411,070.16 × 99,274,532.87 - Step 4: Simplify right side
182,906,372.21x = 25,057,991,080,854,424 - Step 5: Solve for x
x = 25,057,991,080,854,424/182,906,372.21 - Step 6: Final answer
x = 136,999,005.44
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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.