Finding the Fourth Proportional to 3,069,205,137.52, 4,235,329,187.34 and 1,731,015,245.02
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Solution
The fourth proportional to 3,069,205,137.52, 4,235,329,187.34 and 1,731,015,245.02 is: 2,388,702,958.09
Step by Step Solution
- Step 1: Write the proportion equation
3,069,205,137.52 : 4,235,329,187.34 = 1,731,015,245.02 : x - Step 2: Convert to fraction form
3,069,205,137.52/4,235,329,187.34 = 1,731,015,245.02/x - Step 3: Cross multiply
3,069,205,137.52x = 4,235,329,187.34 × 1,731,015,245.02 - Step 4: Simplify right side
3,069,205,137.52x = 7,331,419,390,963,707,904 - Step 5: Solve for x
x = 7,331,419,390,963,707,904/3,069,205,137.52 - Step 6: Final answer
x = 2,388,702,958.09
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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.