Finding the Fourth Proportional to 460,274,621.08, 690,407,207.69 and 266,062,460.08
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Solution
The fourth proportional to 460,274,621.08, 690,407,207.69 and 266,062,460.08 is: 399,090,959.44
Step by Step Solution
- Step 1: Write the proportion equation
460,274,621.08 : 690,407,207.69 = 266,062,460.08 : x - Step 2: Convert to fraction form
460,274,621.08/690,407,207.69 = 266,062,460.08/x - Step 3: Cross multiply
460,274,621.08x = 690,407,207.69 × 266,062,460.08 - Step 4: Simplify right side
460,274,621.08x = 183,691,440,131,512,864 - Step 5: Solve for x
x = 183,691,440,131,512,864/460,274,621.08 - Step 6: Final answer
x = 399,090,959.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.