Finding the Fourth Proportional to 575,424,177.80, 863,136,266.70 and 522,705,230.60
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Solution
The fourth proportional to 575,424,177.80, 863,136,266.70 and 522,705,230.60 is: 784,057,845.90
Step by Step Solution
- Step 1: Write the proportion equation
575,424,177.80 : 863,136,266.70 = 522,705,230.60 : x - Step 2: Convert to fraction form
575,424,177.80/863,136,266.70 = 522,705,230.60/x - Step 3: Cross multiply
575,424,177.80x = 863,136,266.70 × 522,705,230.60 - Step 4: Simplify right side
575,424,177.80x = 451,165,841,324,646,656 - Step 5: Solve for x
x = 451,165,841,324,646,656/575,424,177.80 - Step 6: Final answer
x = 784,057,845.90
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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.