Finding the Fourth Proportional to 595,834,878.18, 822,365,968.53 and 394,536,703.26
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Solution
The fourth proportional to 595,834,878.18, 822,365,968.53 and 394,536,703.26 is: 544,536,028.32
Step by Step Solution
- Step 1: Write the proportion equation
595,834,878.18 : 822,365,968.53 = 394,536,703.26 : x - Step 2: Convert to fraction form
595,834,878.18/822,365,968.53 = 394,536,703.26/x - Step 3: Cross multiply
595,834,878.18x = 822,365,968.53 × 394,536,703.26 - Step 4: Simplify right side
595,834,878.18x = 324,453,558,097,043,072 - Step 5: Solve for x
x = 324,453,558,097,043,072/595,834,878.18 - Step 6: Final answer
x = 544,536,028.32
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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.