Finding the Fourth Proportional to 718,294,969.99, 1,076,925,356.42 and 441,374,046.44
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Solution
The fourth proportional to 718,294,969.99, 1,076,925,356.42 and 441,374,046.44 is: 661,743,325.70
Step by Step Solution
- Step 1: Write the proportion equation
718,294,969.99 : 1,076,925,356.42 = 441,374,046.44 : x - Step 2: Convert to fraction form
718,294,969.99/1,076,925,356.42 = 441,374,046.44/x - Step 3: Cross multiply
718,294,969.99x = 1,076,925,356.42 × 441,374,046.44 - Step 4: Simplify right side
718,294,969.99x = 475,326,902,277,867,136 - Step 5: Solve for x
x = 475,326,902,277,867,136/718,294,969.99 - Step 6: Final answer
x = 661,743,325.70
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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.