Finding the Fourth Proportional to 496,368,845.70, 744,553,268.55 and 132,863,201.70
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Solution
The fourth proportional to 496,368,845.70, 744,553,268.55 and 132,863,201.70 is: 199,294,802.55
Step by Step Solution
- Step 1: Write the proportion equation
496,368,845.70 : 744,553,268.55 = 132,863,201.70 : x - Step 2: Convert to fraction form
496,368,845.70/744,553,268.55 = 132,863,201.70/x - Step 3: Cross multiply
496,368,845.70x = 744,553,268.55 × 132,863,201.70 - Step 4: Simplify right side
496,368,845.70x = 98,923,731,095,752,912 - Step 5: Solve for x
x = 98,923,731,095,752,912/496,368,845.70 - Step 6: Final answer
x = 199,294,802.55
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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.