Finding the Fourth Proportional to 190,656,876.56, 263,098,742.24 and 108,148,889.84
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Solution
The fourth proportional to 190,656,876.56, 263,098,742.24 and 108,148,889.84 is: 149,241,073.31
Step by Step Solution
- Step 1: Write the proportion equation
190,656,876.56 : 263,098,742.24 = 108,148,889.84 : x - Step 2: Convert to fraction form
190,656,876.56/263,098,742.24 = 108,148,889.84/x - Step 3: Cross multiply
190,656,876.56x = 263,098,742.24 × 108,148,889.84 - Step 4: Simplify right side
190,656,876.56x = 28,453,836,891,556,316 - Step 5: Solve for x
x = 28,453,836,891,556,316/190,656,876.56 - Step 6: Final answer
x = 149,241,073.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.