Finding the Fourth Proportional to 292,235,527.48, 403,270,696.82 and 160,077,110.20
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Solution
The fourth proportional to 292,235,527.48, 403,270,696.82 and 160,077,110.20 is: 220,898,561.96
Step by Step Solution
- Step 1: Write the proportion equation
292,235,527.48 : 403,270,696.82 = 160,077,110.20 : x - Step 2: Convert to fraction form
292,235,527.48/403,270,696.82 = 160,077,110.20/x - Step 3: Cross multiply
292,235,527.48x = 403,270,696.82 × 160,077,110.20 - Step 4: Simplify right side
292,235,527.48x = 64,554,407,775,285,920 - Step 5: Solve for x
x = 64,554,407,775,285,920/292,235,527.48 - Step 6: Final answer
x = 220,898,561.96
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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.