Finding the Fourth Proportional to 1,465,755,578.70, 2,198,633,368.05 and 1,236,173,066.70
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Solution
The fourth proportional to 1,465,755,578.70, 2,198,633,368.05 and 1,236,173,066.70 is: 1,854,259,600.05
Step by Step Solution
- Step 1: Write the proportion equation
1,465,755,578.70 : 2,198,633,368.05 = 1,236,173,066.70 : x - Step 2: Convert to fraction form
1,465,755,578.70/2,198,633,368.05 = 1,236,173,066.70/x - Step 3: Cross multiply
1,465,755,578.70x = 2,198,633,368.05 × 1,236,173,066.70 - Step 4: Simplify right side
1,465,755,578.70x = 2,717,891,353,131,318,784 - Step 5: Solve for x
x = 2,717,891,353,131,318,784/1,465,755,578.70 - Step 6: Final answer
x = 1,854,259,600.05
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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.