Finding the Third Proportional to 1,991,152,872 and 2,868,129,756
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Solution
The third proportional to 1,991,152,872 and 2,868,129,756 is: 4,131,359,481.70
Step by Step Solution
- Step 1: Write the proportion equation
1,991,152,872 : 2,868,129,756 = 2,868,129,756 : x - Step 2: Convert to fraction form
1,991,152,872/2,868,129,756 = 2,868,129,756/x - Step 3: Cross multiply
1,991,152,872x = 2,868,129,756 × 2,868,129,756 - Step 4: Simplify right side
1,991,152,872x = 8,226,168,297,252,619,264 - Step 5: Solve for x
x = 8,226,168,297,252,619,264/1,991,152,872 - Step 6: Final answer
x = 4,131,359,481.70
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These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.