Finding the Fourth Proportional to 358,519,117.80, 537,778,676.70 and 177,120,589.80
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Solution
The fourth proportional to 358,519,117.80, 537,778,676.70 and 177,120,589.80 is: 265,680,884.70
Step by Step Solution
- Step 1: Write the proportion equation
358,519,117.80 : 537,778,676.70 = 177,120,589.80 : x - Step 2: Convert to fraction form
358,519,117.80/537,778,676.70 = 177,120,589.80/x - Step 3: Cross multiply
358,519,117.80x = 537,778,676.70 × 177,120,589.80 - Step 4: Simplify right side
358,519,117.80x = 95,251,676,398,967,536 - Step 5: Solve for x
x = 95,251,676,398,967,536/358,519,117.80 - Step 6: Final answer
x = 265,680,884.70
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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.