Finding the Fourth Proportional to 2,567,911,357.81, 3,850,652,770.57 and 994,755,456.01
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Solution
The fourth proportional to 2,567,911,357.81, 3,850,652,770.57 and 994,755,456.01 is: 1,491,662,802.56
Step by Step Solution
- Step 1: Write the proportion equation
2,567,911,357.81 : 3,850,652,770.57 = 994,755,456.01 : x - Step 2: Convert to fraction form
2,567,911,357.81/3,850,652,770.57 = 994,755,456.01/x - Step 3: Cross multiply
2,567,911,357.81x = 3,850,652,770.57 × 994,755,456.01 - Step 4: Simplify right side
2,567,911,357.81x = 3,830,457,852,724,530,176 - Step 5: Solve for x
x = 3,830,457,852,724,530,176/2,567,911,357.81 - Step 6: Final answer
x = 1,491,662,802.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.