Finding the Fourth Proportional to 339,605,460.26, 468,657,122.24 and 192,935,792.42
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Solution
The fourth proportional to 339,605,460.26, 468,657,122.24 and 192,935,792.42 is: 266,252,295.19
Step by Step Solution
- Step 1: Write the proportion equation
339,605,460.26 : 468,657,122.24 = 192,935,792.42 : x - Step 2: Convert to fraction form
339,605,460.26/468,657,122.24 = 192,935,792.42/x - Step 3: Cross multiply
339,605,460.26x = 468,657,122.24 × 192,935,792.42 - Step 4: Simplify right side
339,605,460.26x = 90,420,733,252,306,544 - Step 5: Solve for x
x = 90,420,733,252,306,544/339,605,460.26 - Step 6: Final answer
x = 266,252,295.19
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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.