Finding the Fourth Proportional to 4,252,811,906.70, 6,377,304,672.45 and 1,631,744,894.70
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Solution
The fourth proportional to 4,252,811,906.70, 6,377,304,672.45 and 1,631,744,894.70 is: 2,446,883,278.53
Step by Step Solution
- Step 1: Write the proportion equation
4,252,811,906.70 : 6,377,304,672.45 = 1,631,744,894.70 : x - Step 2: Convert to fraction form
4,252,811,906.70/6,377,304,672.45 = 1,631,744,894.70/x - Step 3: Cross multiply
4,252,811,906.70x = 6,377,304,672.45 × 1,631,744,894.70 - Step 4: Simplify right side
4,252,811,906.70x = 10,406,134,341,216,743,424 - Step 5: Solve for x
x = 10,406,134,341,216,743,424/4,252,811,906.70 - Step 6: Final answer
x = 2,446,883,278.53
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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.