Finding the Fourth Proportional to 582,170,821.40, 873,256,232.10 and 534,553,707.80
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Solution
The fourth proportional to 582,170,821.40, 873,256,232.10 and 534,553,707.80 is: 801,830,561.70
Step by Step Solution
- Step 1: Write the proportion equation
582,170,821.40 : 873,256,232.10 = 534,553,707.80 : x - Step 2: Convert to fraction form
582,170,821.40/873,256,232.10 = 534,553,707.80/x - Step 3: Cross multiply
582,170,821.40x = 873,256,232.10 × 534,553,707.80 - Step 4: Simplify right side
582,170,821.40x = 466,802,356,728,512,384 - Step 5: Solve for x
x = 466,802,356,728,512,384/582,170,821.40 - Step 6: Final answer
x = 801,830,561.70
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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.