Finding the Fourth Proportional to 5,901,227,992.68, 8,850,872,399.83 and 2,118,837,340.99
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Solution
The fourth proportional to 5,901,227,992.68, 8,850,872,399.83 and 2,118,837,340.99 is: 3,177,907,880.25
Step by Step Solution
- Step 1: Write the proportion equation
5,901,227,992.68 : 8,850,872,399.83 = 2,118,837,340.99 : x - Step 2: Convert to fraction form
5,901,227,992.68/8,850,872,399.83 = 2,118,837,340.99/x - Step 3: Cross multiply
5,901,227,992.68x = 8,850,872,399.83 × 2,118,837,340.99 - Step 4: Simplify right side
5,901,227,992.68x = 18,753,558,941,102,690,304 - Step 5: Solve for x
x = 18,753,558,941,102,690,304/5,901,227,992.68 - Step 6: Final answer
x = 3,177,907,880.25
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.