Finding the Third Proportional to 753,933,408.19 and 1,643,617,245.09
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Solution
The third proportional to 753,933,408.19 and 1,643,617,245.09 is: 3,583,178,061.92
Step by Step Solution
- Step 1: Write the proportion equation
753,933,408.19 : 1,643,617,245.09 = 1,643,617,245.09 : x - Step 2: Convert to fraction form
753,933,408.19/1,643,617,245.09 = 1,643,617,245.09/x - Step 3: Cross multiply
753,933,408.19x = 1,643,617,245.09 × 1,643,617,245.09 - Step 4: Simplify right side
753,933,408.19x = 2,701,477,648,369,732,608 - Step 5: Solve for x
x = 2,701,477,648,369,732,608/753,933,408.19 - Step 6: Final answer
x = 3,583,178,061.92
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.