Finding the Fourth Proportional to 838,944,926.16, 1,157,880,369.24 and 504,755,229.84
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Solution
The fourth proportional to 838,944,926.16, 1,157,880,369.24 and 504,755,229.84 is: 696,644,265.53
Step by Step Solution
- Step 1: Write the proportion equation
838,944,926.16 : 1,157,880,369.24 = 504,755,229.84 : x - Step 2: Convert to fraction form
838,944,926.16/1,157,880,369.24 = 504,755,229.84/x - Step 3: Cross multiply
838,944,926.16x = 1,157,880,369.24 × 504,755,229.84 - Step 4: Simplify right side
838,944,926.16x = 584,446,171,902,960,256 - Step 5: Solve for x
x = 584,446,171,902,960,256/838,944,926.16 - Step 6: Final answer
x = 696,644,265.53
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1.5x scale
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.