Finding the Fourth Proportional to 953,715,663.66, 1,430,641,596.75 and 254,204,135.32
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Solution
The fourth proportional to 953,715,663.66, 1,430,641,596.75 and 254,204,135.32 is: 381,324,354.74
Step by Step Solution
- Step 1: Write the proportion equation
953,715,663.66 : 1,430,641,596.75 = 254,204,135.32 : x - Step 2: Convert to fraction form
953,715,663.66/1,430,641,596.75 = 254,204,135.32/x - Step 3: Cross multiply
953,715,663.66x = 1,430,641,596.75 × 254,204,135.32 - Step 4: Simplify right side
953,715,663.66x = 363,675,010,054,657,856 - Step 5: Solve for x
x = 363,675,010,054,657,856/953,715,663.66 - Step 6: Final answer
x = 381,324,354.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.