Finding the Fourth Proportional to 2,528,512,700,168.60, 3,489,338,727,781.80 and 1,372,385,734,687
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Solution
The fourth proportional to 2,528,512,700,168.60, 3,489,338,727,781.80 and 1,372,385,734,687 is: 1,893,887,538,385.44
Step by Step Solution
- Step 1: Write the proportion equation
2,528,512,700,168.60 : 3,489,338,727,781.80 = 1,372,385,734,687 : x - Step 2: Convert to fraction form
2,528,512,700,168.60/3,489,338,727,781.80 = 1,372,385,734,687/x - Step 3: Cross multiply
2,528,512,700,168.60x = 3,489,338,727,781.80 × 1,372,385,734,687 - Step 4: Simplify right side
2,528,512,700,168.60x = 4,788,718,693,498,627,175,743,488 - Step 5: Solve for x
x = 4,788,718,693,498,627,175,743,488/2,528,512,700,168.60 - Step 6: Final answer
x = 1,893,887,538,385.44
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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.