Finding the Fourth Proportional to 283,939,211.80, 425,908,817.70 and 283,939,211.80
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Solution
The fourth proportional to 283,939,211.80, 425,908,817.70 and 283,939,211.80 is: 425,908,817.70
Step by Step Solution
- Step 1: Write the proportion equation
283,939,211.80 : 425,908,817.70 = 283,939,211.80 : x - Step 2: Convert to fraction form
283,939,211.80/425,908,817.70 = 283,939,211.80/x - Step 3: Cross multiply
283,939,211.80x = 425,908,817.70 × 283,939,211.80 - Step 4: Simplify right side
283,939,211.80x = 120,932,213,996,407,888 - Step 5: Solve for x
x = 120,932,213,996,407,888/283,939,211.80 - Step 6: Final answer
x = 425,908,817.70
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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.