Finding the Fourth Proportional to 612,640,852.24, 845,449,771.62 and 334,183,614.16
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Solution
The fourth proportional to 612,640,852.24, 845,449,771.62 and 334,183,614.16 is: 461,176,330.70
Step by Step Solution
- Step 1: Write the proportion equation
612,640,852.24 : 845,449,771.62 = 334,183,614.16 : x - Step 2: Convert to fraction form
612,640,852.24/845,449,771.62 = 334,183,614.16/x - Step 3: Cross multiply
612,640,852.24x = 845,449,771.62 × 334,183,614.16 - Step 4: Simplify right side
612,640,852.24x = 282,535,460,270,718,208 - Step 5: Solve for x
x = 282,535,460,270,718,208/612,640,852.24 - Step 6: Final answer
x = 461,176,330.70
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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.