Finding the Fourth Proportional to 2,103,404,230, 2,902,783,305.36 and 1,163,590,668.64
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Solution
The fourth proportional to 2,103,404,230, 2,902,783,305.36 and 1,163,590,668.64 is: 1,605,802,403.09
Step by Step Solution
- Step 1: Write the proportion equation
2,103,404,230 : 2,902,783,305.36 = 1,163,590,668.64 : x - Step 2: Convert to fraction form
2,103,404,230/2,902,783,305.36 = 1,163,590,668.64/x - Step 3: Cross multiply
2,103,404,230x = 2,902,783,305.36 × 1,163,590,668.64 - Step 4: Simplify right side
2,103,404,230x = 3,377,651,567,200,871,936 - Step 5: Solve for x
x = 3,377,651,567,200,871,936/2,103,404,230 - Step 6: Final answer
x = 1,605,802,403.09
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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.