Finding the Fourth Proportional to 232,177,149.64, 320,394,860.30 and 126,331,000.64
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Solution
The fourth proportional to 232,177,149.64, 320,394,860.30 and 126,331,000.64 is: 174,331,554.01
Step by Step Solution
- Step 1: Write the proportion equation
232,177,149.64 : 320,394,860.30 = 126,331,000.64 : x - Step 2: Convert to fraction form
232,177,149.64/320,394,860.30 = 126,331,000.64/x - Step 3: Cross multiply
232,177,149.64x = 320,394,860.30 × 126,331,000.64 - Step 4: Simplify right side
232,177,149.64x = 40,475,803,301,612,016 - Step 5: Solve for x
x = 40,475,803,301,612,016/232,177,149.64 - Step 6: Final answer
x = 174,331,554.01
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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.