Finding the Fourth Proportional to 1,924,662,085.94, 2,888,207,554.64 and 819,265,138.09
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Solution
The fourth proportional to 1,924,662,085.94, 2,888,207,554.64 and 819,265,138.09 is: 1,229,414,648.09
Step by Step Solution
- Step 1: Write the proportion equation
1,924,662,085.94 : 2,888,207,554.64 = 819,265,138.09 : x - Step 2: Convert to fraction form
1,924,662,085.94/2,888,207,554.64 = 819,265,138.09/x - Step 3: Cross multiply
1,924,662,085.94x = 2,888,207,554.64 × 819,265,138.09 - Step 4: Simplify right side
1,924,662,085.94x = 2,366,207,761,084,720,640 - Step 5: Solve for x
x = 2,366,207,761,084,720,640/1,924,662,085.94 - Step 6: Final answer
x = 1,229,414,648.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.