Finding the Fourth Proportional to 232,312,124.90, 320,580,912.67 and 126,463,336.94
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Solution
The fourth proportional to 232,312,124.90, 320,580,912.67 and 126,463,336.94 is: 174,514,059.45
Step by Step Solution
- Step 1: Write the proportion equation
232,312,124.90 : 320,580,912.67 = 126,463,336.94 : x - Step 2: Convert to fraction form
232,312,124.90/320,580,912.67 = 126,463,336.94/x - Step 3: Cross multiply
232,312,124.90x = 320,580,912.67 × 126,463,336.94 - Step 4: Simplify right side
232,312,124.90x = 40,541,731,976,004,216 - Step 5: Solve for x
x = 40,541,731,976,004,216/232,312,124.90 - Step 6: Final answer
x = 174,514,059.45
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1.5x scale
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.