Finding the Fourth Proportional to 336,702,436.92, 464,644,973.79 and 188,026,170.66
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Solution
The fourth proportional to 336,702,436.92, 464,644,973.79 and 188,026,170.66 is: 259,473,664.45
Step by Step Solution
- Step 1: Write the proportion equation
336,702,436.92 : 464,644,973.79 = 188,026,170.66 : x - Step 2: Convert to fraction form
336,702,436.92/464,644,973.79 = 188,026,170.66/x - Step 3: Cross multiply
336,702,436.92x = 464,644,973.79 × 188,026,170.66 - Step 4: Simplify right side
336,702,436.92x = 87,365,415,138,149,776 - Step 5: Solve for x
x = 87,365,415,138,149,776/336,702,436.92 - Step 6: Final answer
x = 259,473,664.45
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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.