Finding the Fourth Proportional to 1,170,282,180.39, 1,755,236,408.11 and 341,041,854.56
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Solution
The fourth proportional to 1,170,282,180.39, 1,755,236,408.11 and 341,041,854.56 is: 511,508,326.66
Step by Step Solution
- Step 1: Write the proportion equation
1,170,282,180.39 : 1,755,236,408.11 = 341,041,854.56 : x - Step 2: Convert to fraction form
1,170,282,180.39/1,755,236,408.11 = 341,041,854.56/x - Step 3: Cross multiply
1,170,282,180.39x = 1,755,236,408.11 × 341,041,854.56 - Step 4: Simplify right side
1,170,282,180.39x = 598,609,079,813,067,392 - Step 5: Solve for x
x = 598,609,079,813,067,392/1,170,282,180.39 - Step 6: Final answer
x = 511,508,326.66
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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.