Finding the Fourth Proportional to 606,858,806.42, 837,465,153.13 and 328,400,330.05
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Solution
The fourth proportional to 606,858,806.42, 837,465,153.13 and 328,400,330.05 is: 453,192,455.62
Step by Step Solution
- Step 1: Write the proportion equation
606,858,806.42 : 837,465,153.13 = 328,400,330.05 : x - Step 2: Convert to fraction form
606,858,806.42/837,465,153.13 = 328,400,330.05/x - Step 3: Cross multiply
606,858,806.42x = 837,465,153.13 × 328,400,330.05 - Step 4: Simplify right side
606,858,806.42x = 275,023,832,693,265,792 - Step 5: Solve for x
x = 275,023,832,693,265,792/606,858,806.42 - Step 6: Final answer
x = 453,192,455.62
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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.