Finding the Fourth Proportional to 382,706,331.23, 573,593,124.33 and 198,372,182.19
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Solution
The fourth proportional to 382,706,331.23, 573,593,124.33 and 198,372,182.19 is: 297,316,533.54
Step by Step Solution
- Step 1: Write the proportion equation
382,706,331.23 : 573,593,124.33 = 198,372,182.19 : x - Step 2: Convert to fraction form
382,706,331.23/573,593,124.33 = 198,372,182.19/x - Step 3: Cross multiply
382,706,331.23x = 573,593,124.33 × 198,372,182.19 - Step 4: Simplify right side
382,706,331.23x = 113,784,919,762,522,096 - Step 5: Solve for x
x = 113,784,919,762,522,096/382,706,331.23 - Step 6: Final answer
x = 297,316,533.54
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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.