Finding the Fourth Proportional to 8,035,965,521.28, 11,089,872,696.60 and 4,418,801,365.68
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Solution
The fourth proportional to 8,035,965,521.28, 11,089,872,696.60 and 4,418,801,365.68 is: 6,098,078,007.82
Step by Step Solution
- Step 1: Write the proportion equation
8,035,965,521.28 : 11,089,872,696.60 = 4,418,801,365.68 : x - Step 2: Convert to fraction form
8,035,965,521.28/11,089,872,696.60 = 4,418,801,365.68/x - Step 3: Cross multiply
8,035,965,521.28x = 11,089,872,696.60 × 4,418,801,365.68 - Step 4: Simplify right side
8,035,965,521.28x = 49,003,944,616,953,430,016 - Step 5: Solve for x
x = 49,003,944,616,953,430,016/8,035,965,521.28 - Step 6: Final answer
x = 6,098,078,007.82
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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.