Finding the Fourth Proportional to 585,478,752.57, 876,877,716.56 and 294,428,593.53
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Solution
The fourth proportional to 585,478,752.57, 876,877,716.56 and 294,428,593.53 is: 440,968,816.80
Step by Step Solution
- Step 1: Write the proportion equation
585,478,752.57 : 876,877,716.56 = 294,428,593.53 : x - Step 2: Convert to fraction form
585,478,752.57/876,877,716.56 = 294,428,593.53/x - Step 3: Cross multiply
585,478,752.57x = 876,877,716.56 × 294,428,593.53 - Step 4: Simplify right side
585,478,752.57x = 258,177,872,783,086,592 - Step 5: Solve for x
x = 258,177,872,783,086,592/585,478,752.57 - Step 6: Final answer
x = 440,968,816.80
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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.