Finding the Fourth Proportional to 8,968,456,366.88, 12,376,230,001.80 and 4,954,040,235.68
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Solution
The fourth proportional to 8,968,456,366.88, 12,376,230,001.80 and 4,954,040,235.68 is: 6,836,443,071.89
Step by Step Solution
- Step 1: Write the proportion equation
8,968,456,366.88 : 12,376,230,001.80 = 4,954,040,235.68 : x - Step 2: Convert to fraction form
8,968,456,366.88/12,376,230,001.80 = 4,954,040,235.68/x - Step 3: Cross multiply
8,968,456,366.88x = 12,376,230,001.80 × 4,954,040,235.68 - Step 4: Simplify right side
8,968,456,366.88x = 61,312,341,394,947,162,112 - Step 5: Solve for x
x = 61,312,341,394,947,162,112/8,968,456,366.88 - Step 6: Final answer
x = 6,836,443,071.89
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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.