Finding the Fourth Proportional to 252,239,100.96, 348,089,805.36 and 136,345,596.96
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Solution
The fourth proportional to 252,239,100.96, 348,089,805.36 and 136,345,596.96 is: 188,156,840.58
Step by Step Solution
- Step 1: Write the proportion equation
252,239,100.96 : 348,089,805.36 = 136,345,596.96 : x - Step 2: Convert to fraction form
252,239,100.96/348,089,805.36 = 136,345,596.96/x - Step 3: Cross multiply
252,239,100.96x = 348,089,805.36 × 136,345,596.96 - Step 4: Simplify right side
252,239,100.96x = 47,460,512,307,499,416 - Step 5: Solve for x
x = 47,460,512,307,499,416/252,239,100.96 - Step 6: Final answer
x = 188,156,840.58
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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.