Finding the Fourth Proportional to 3,793,632,264.23, 5,235,274,504.78 and 2,076,952,782.09
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Solution
The fourth proportional to 3,793,632,264.23, 5,235,274,504.78 and 2,076,952,782.09 is: 2,866,228,772.42
Step by Step Solution
- Step 1: Write the proportion equation
3,793,632,264.23 : 5,235,274,504.78 = 2,076,952,782.09 : x - Step 2: Convert to fraction form
3,793,632,264.23/5,235,274,504.78 = 2,076,952,782.09/x - Step 3: Cross multiply
3,793,632,264.23x = 5,235,274,504.78 × 2,076,952,782.09 - Step 4: Simplify right side
3,793,632,264.23x = 10,873,417,947,707,666,432 - Step 5: Solve for x
x = 10,873,417,947,707,666,432/3,793,632,264.23 - Step 6: Final answer
x = 2,866,228,772.42
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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.