Finding the Fourth Proportional to 104,521,377.96, 156,771,930.42 and 31,738,789.08
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Solution
The fourth proportional to 104,521,377.96, 156,771,930.42 and 31,738,789.08 is: 47,605,105.58
Step by Step Solution
- Step 1: Write the proportion equation
104,521,377.96 : 156,771,930.42 = 31,738,789.08 : x - Step 2: Convert to fraction form
104,521,377.96/156,771,930.42 = 31,738,789.08/x - Step 3: Cross multiply
104,521,377.96x = 156,771,930.42 × 31,738,789.08 - Step 4: Simplify right side
104,521,377.96x = 4,975,751,233,264,815 - Step 5: Solve for x
x = 4,975,751,233,264,815/104,521,377.96 - Step 6: Final answer
x = 47,605,105.58
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.