Finding the Fourth Proportional to 1,183,987,101.24, 1,633,866,728.94 and 655,372,755
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Solution
The fourth proportional to 1,183,987,101.24, 1,633,866,728.94 and 655,372,755 is: 904,394,767.75
Step by Step Solution
- Step 1: Write the proportion equation
1,183,987,101.24 : 1,633,866,728.94 = 655,372,755 : x - Step 2: Convert to fraction form
1,183,987,101.24/1,633,866,728.94 = 655,372,755/x - Step 3: Cross multiply
1,183,987,101.24x = 1,633,866,728.94 × 655,372,755 - Step 4: Simplify right side
1,183,987,101.24x = 1,070,791,739,448,246,016 - Step 5: Solve for x
x = 1,070,791,739,448,246,016/1,183,987,101.24 - Step 6: Final answer
x = 904,394,767.75
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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.