Finding the Fourth Proportional to 74,964,158,166.24, 103,450,734,723.66 and 40,669,862,949.54
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Solution
The fourth proportional to 74,964,158,166.24, 103,450,734,723.66 and 40,669,862,949.54 is: 56,124,517,451.53
Step by Step Solution
- Step 1: Write the proportion equation
74,964,158,166.24 : 103,450,734,723.66 = 40,669,862,949.54 : x - Step 2: Convert to fraction form
74,964,158,166.24/103,450,734,723.66 = 40,669,862,949.54/x - Step 3: Cross multiply
74,964,158,166.24x = 103,450,734,723.66 × 40,669,862,949.54 - Step 4: Simplify right side
74,964,158,166.24x = 4,207,327,203,240,471,166,976 - Step 5: Solve for x
x = 4,207,327,203,240,471,166,976/74,964,158,166.24 - Step 6: Final answer
x = 56,124,517,451.53
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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.