Finding the Fourth Proportional to 853,380,097.96, 1,177,658,265.54 and 482,095,382.44
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Solution
The fourth proportional to 853,380,097.96, 1,177,658,265.54 and 482,095,382.44 is: 665,288,085.89
Step by Step Solution
- Step 1: Write the proportion equation
853,380,097.96 : 1,177,658,265.54 = 482,095,382.44 : x - Step 2: Convert to fraction form
853,380,097.96/1,177,658,265.54 = 482,095,382.44/x - Step 3: Cross multiply
853,380,097.96x = 1,177,658,265.54 × 482,095,382.44 - Step 4: Simplify right side
853,380,097.96x = 567,743,611,909,133,376 - Step 5: Solve for x
x = 567,743,611,909,133,376/853,380,097.96 - Step 6: Final answer
x = 665,288,085.89
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1.5x scale
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.