Finding the Fourth Proportional to 343,299,383.08, 514,949,074.61 and 100,962,287.08
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Solution
The fourth proportional to 343,299,383.08, 514,949,074.61 and 100,962,287.08 is: 151,443,430.62
Step by Step Solution
- Step 1: Write the proportion equation
343,299,383.08 : 514,949,074.61 = 100,962,287.08 : x - Step 2: Convert to fraction form
343,299,383.08/514,949,074.61 = 100,962,287.08/x - Step 3: Cross multiply
343,299,383.08x = 514,949,074.61 × 100,962,287.08 - Step 4: Simplify right side
343,299,383.08x = 51,990,436,302,355,160 - Step 5: Solve for x
x = 51,990,436,302,355,160/343,299,383.08 - Step 6: Final answer
x = 151,443,430.62
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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.