Finding the Fourth Proportional to 4,309,247,777.88, 6,464,144,755.35 and 1,821,645,087.42
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Solution
The fourth proportional to 4,309,247,777.88, 6,464,144,755.35 and 1,821,645,087.42 is: 2,732,583,073.64
Step by Step Solution
- Step 1: Write the proportion equation
4,309,247,777.88 : 6,464,144,755.35 = 1,821,645,087.42 : x - Step 2: Convert to fraction form
4,309,247,777.88/6,464,144,755.35 = 1,821,645,087.42/x - Step 3: Cross multiply
4,309,247,777.88x = 6,464,144,755.35 × 1,821,645,087.42 - Step 4: Simplify right side
4,309,247,777.88x = 11,775,377,537,955,086,336 - Step 5: Solve for x
x = 11,775,377,537,955,086,336/4,309,247,777.88 - Step 6: Final answer
x = 2,732,583,073.64
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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.