Finding the Fourth Proportional to 7,833,348,922.80, 10,810,286,823.36 and 4,265,194,212.48
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Solution
The fourth proportional to 7,833,348,922.80, 10,810,286,823.36 and 4,265,194,212.48 is: 5,886,112,472.28
Step by Step Solution
- Step 1: Write the proportion equation
7,833,348,922.80 : 10,810,286,823.36 = 4,265,194,212.48 : x - Step 2: Convert to fraction form
7,833,348,922.80/10,810,286,823.36 = 4,265,194,212.48/x - Step 3: Cross multiply
7,833,348,922.80x = 10,810,286,823.36 × 4,265,194,212.48 - Step 4: Simplify right side
7,833,348,922.80x = 46,107,972,794,243,874,816 - Step 5: Solve for x
x = 46,107,972,794,243,874,816/7,833,348,922.80 - Step 6: Final answer
x = 5,886,112,472.28
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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.