Finding the Fourth Proportional to 932,512,129.56, 1,287,447,502.38 and 593,611,825.08
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Solution
The fourth proportional to 932,512,129.56, 1,287,447,502.38 and 593,611,825.08 is: 819,554,016.89
Step by Step Solution
- Step 1: Write the proportion equation
932,512,129.56 : 1,287,447,502.38 = 593,611,825.08 : x - Step 2: Convert to fraction form
932,512,129.56/1,287,447,502.38 = 593,611,825.08/x - Step 3: Cross multiply
932,512,129.56x = 1,287,447,502.38 × 593,611,825.08 - Step 4: Simplify right side
932,512,129.56x = 764,244,061,582,479,616 - Step 5: Solve for x
x = 764,244,061,582,479,616/932,512,129.56 - Step 6: Final answer
x = 819,554,016.89
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.