Finding the Fourth Proportional to 255,118,294.50, 351,875,283.00 and 192,397,035.70
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Solution
The fourth proportional to 255,118,294.50, 351,875,283.00 and 192,397,035.70 is: 265,366,156.98
Step by Step Solution
- Step 1: Write the proportion equation
255,118,294.50 : 351,875,283.00 = 192,397,035.70 : x - Step 2: Convert to fraction form
255,118,294.50/351,875,283.00 = 192,397,035.70/x - Step 3: Cross multiply
255,118,294.50x = 351,875,283.00 × 192,397,035.70 - Step 4: Simplify right side
255,118,294.50x = 67,699,761,387,339,632 - Step 5: Solve for x
x = 67,699,761,387,339,632/255,118,294.50 - Step 6: Final answer
x = 265,366,156.98
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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.