Finding the Fourth Proportional to 232,057,924.52, 320,245,994.30 and 127,638,736.09
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Solution
The fourth proportional to 232,057,924.52, 320,245,994.30 and 127,638,736.09 is: 176,144,788.14
Step by Step Solution
- Step 1: Write the proportion equation
232,057,924.52 : 320,245,994.30 = 127,638,736.09 : x - Step 2: Convert to fraction form
232,057,924.52/320,245,994.30 = 127,638,736.09/x - Step 3: Cross multiply
232,057,924.52x = 320,245,994.30 × 127,638,736.09 - Step 4: Simplify right side
232,057,924.52x = 40,875,793,950,515,760 - Step 5: Solve for x
x = 40,875,793,950,515,760/232,057,924.52 - Step 6: Final answer
x = 176,144,788.14
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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.