Finding the Fourth Proportional to 8,992,594,850.91, 12,409,289,252.87 and 4,922,709,232.83
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Solution
The fourth proportional to 8,992,594,850.91, 12,409,289,252.87 and 4,922,709,232.83 is: 6,793,069,607.90
Step by Step Solution
- Step 1: Write the proportion equation
8,992,594,850.91 : 12,409,289,252.87 = 4,922,709,232.83 : x - Step 2: Convert to fraction form
8,992,594,850.91/12,409,289,252.87 = 4,922,709,232.83/x - Step 3: Cross multiply
8,992,594,850.91x = 12,409,289,252.87 × 4,922,709,232.83 - Step 4: Simplify right side
8,992,594,850.91x = 61,087,322,777,905,479,680 - Step 5: Solve for x
x = 61,087,322,777,905,479,680/8,992,594,850.91 - Step 6: Final answer
x = 6,793,069,607.90
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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.