Finding the Fourth Proportional to 2,474,531,318.75, 3,711,447,504.36 and 793,598,379.80
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Solution
The fourth proportional to 2,474,531,318.75, 3,711,447,504.36 and 793,598,379.80 is: 1,190,285,491.17
Step by Step Solution
- Step 1: Write the proportion equation
2,474,531,318.75 : 3,711,447,504.36 = 793,598,379.80 : x - Step 2: Convert to fraction form
2,474,531,318.75/3,711,447,504.36 = 793,598,379.80/x - Step 3: Cross multiply
2,474,531,318.75x = 3,711,447,504.36 × 793,598,379.80 - Step 4: Simplify right side
2,474,531,318.75x = 2,945,398,726,154,292,224 - Step 5: Solve for x
x = 2,945,398,726,154,292,224/2,474,531,318.75 - Step 6: Final answer
x = 1,190,285,491.17
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1.5x scale
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.