Finding the Fourth Proportional to 308,804,827.10, 463,222,138.21 and 101,538,648.99
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Solution
The fourth proportional to 308,804,827.10, 463,222,138.21 and 101,538,648.99 is: 152,312,871.98
Step by Step Solution
- Step 1: Write the proportion equation
308,804,827.10 : 463,222,138.21 = 101,538,648.99 : x - Step 2: Convert to fraction form
308,804,827.10/463,222,138.21 = 101,538,648.99/x - Step 3: Cross multiply
308,804,827.10x = 463,222,138.21 × 101,538,648.99 - Step 4: Simplify right side
308,804,827.10x = 47,034,950,095,848,608 - Step 5: Solve for x
x = 47,034,950,095,848,608/308,804,827.10 - Step 6: Final answer
x = 152,312,871.98
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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.