Finding the Fourth Proportional to 213,899,500.63, 295,183,044.30 and 118,531,602.45
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Solution
The fourth proportional to 213,899,500.63, 295,183,044.30 and 118,531,602.45 is: 163,574,571.96
Step by Step Solution
- Step 1: Write the proportion equation
213,899,500.63 : 295,183,044.30 = 118,531,602.45 : x - Step 2: Convert to fraction form
213,899,500.63/295,183,044.30 = 118,531,602.45/x - Step 3: Cross multiply
213,899,500.63x = 295,183,044.30 × 118,531,602.45 - Step 4: Simplify right side
213,899,500.63x = 34,988,519,256,948,340 - Step 5: Solve for x
x = 34,988,519,256,948,340/213,899,500.63 - Step 6: Final answer
x = 163,574,571.96
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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.