Finding the Fourth Proportional to 1,891,086,318.88, 2,834,372,675.68 and 880,158,596.96
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Solution
The fourth proportional to 1,891,086,318.88, 2,834,372,675.68 and 880,158,596.96 is: 1,319,187,523.37
Step by Step Solution
- Step 1: Write the proportion equation
1,891,086,318.88 : 2,834,372,675.68 = 880,158,596.96 : x - Step 2: Convert to fraction form
1,891,086,318.88/2,834,372,675.68 = 880,158,596.96/x - Step 3: Cross multiply
1,891,086,318.88x = 2,834,372,675.68 × 880,158,596.96 - Step 4: Simplify right side
1,891,086,318.88x = 2,494,697,477,488,269,824 - Step 5: Solve for x
x = 2,494,697,477,488,269,824/1,891,086,318.88 - Step 6: Final answer
x = 1,319,187,523.37
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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.