Finding the Fourth Proportional to 252,239,093.96, 348,089,795.70 and 136,345,589.96
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Solution
The fourth proportional to 252,239,093.96, 348,089,795.70 and 136,345,589.96 is: 188,156,830.92
Step by Step Solution
- Step 1: Write the proportion equation
252,239,093.96 : 348,089,795.70 = 136,345,589.96 : x - Step 2: Convert to fraction form
252,239,093.96/348,089,795.70 = 136,345,589.96/x - Step 3: Cross multiply
252,239,093.96x = 348,089,795.70 × 136,345,589.96 - Step 4: Simplify right side
252,239,093.96x = 47,460,508,553,772,376 - Step 5: Solve for x
x = 47,460,508,553,772,376/252,239,093.96 - Step 6: Final answer
x = 188,156,830.92
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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.