Finding the Fourth Proportional to 484,403,489.80, 726,605,234.70 and 484,403,489.80
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Solution
The fourth proportional to 484,403,489.80, 726,605,234.70 and 484,403,489.80 is: 726,605,234.70
Step by Step Solution
- Step 1: Write the proportion equation
484,403,489.80 : 726,605,234.70 = 484,403,489.80 : x - Step 2: Convert to fraction form
484,403,489.80/726,605,234.70 = 484,403,489.80/x - Step 3: Cross multiply
484,403,489.80x = 726,605,234.70 × 484,403,489.80 - Step 4: Simplify right side
484,403,489.80x = 351,970,111,395,628,096 - Step 5: Solve for x
x = 351,970,111,395,628,096/484,403,489.80 - Step 6: Final answer
x = 726,605,234.70
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Similar ratio
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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.