Finding the Fourth Proportional to 795,177,033.96, 1,097,331,205.86 and 465,208,072.68
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Solution
The fourth proportional to 795,177,033.96, 1,097,331,205.86 and 465,208,072.68 is: 641,979,475.72
Step by Step Solution
- Step 1: Write the proportion equation
795,177,033.96 : 1,097,331,205.86 = 465,208,072.68 : x - Step 2: Convert to fraction form
795,177,033.96/1,097,331,205.86 = 465,208,072.68/x - Step 3: Cross multiply
795,177,033.96x = 1,097,331,205.86 × 465,208,072.68 - Step 4: Simplify right side
795,177,033.96x = 510,487,335,369,750,912 - Step 5: Solve for x
x = 510,487,335,369,750,912/795,177,033.96 - Step 6: Final answer
x = 641,979,475.72
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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.