Finding the Fourth Proportional to 231,602,502.75, 319,615,125.11 and 125,755,858.05
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Solution
The fourth proportional to 231,602,502.75, 319,615,125.11 and 125,755,858.05 is: 173,545,077.56
Step by Step Solution
- Step 1: Write the proportion equation
231,602,502.75 : 319,615,125.11 = 125,755,858.05 : x - Step 2: Convert to fraction form
231,602,502.75/319,615,125.11 = 125,755,858.05/x - Step 3: Cross multiply
231,602,502.75x = 319,615,125.11 × 125,755,858.05 - Step 4: Simplify right side
231,602,502.75x = 40,193,474,303,966,152 - Step 5: Solve for x
x = 40,193,474,303,966,152/231,602,502.75 - Step 6: Final answer
x = 173,545,077.56
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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.