Finding the Fourth Proportional to 202,724,469.39, 279,770,630.20 and 113,411,085.62
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Solution
The fourth proportional to 202,724,469.39, 279,770,630.20 and 113,411,085.62 is: 156,513,374.98
Step by Step Solution
- Step 1: Write the proportion equation
202,724,469.39 : 279,770,630.20 = 113,411,085.62 : x - Step 2: Convert to fraction form
202,724,469.39/279,770,630.20 = 113,411,085.62/x - Step 3: Cross multiply
202,724,469.39x = 279,770,630.20 × 113,411,085.62 - Step 4: Simplify right side
202,724,469.39x = 31,729,090,894,666,180 - Step 5: Solve for x
x = 31,729,090,894,666,180/202,724,469.39 - Step 6: Final answer
x = 156,513,374.98
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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.