Finding the Fourth Proportional to 228,753,582,063.63, 343,024,340,908.90 and 85,294,091,318.55
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Solution
The fourth proportional to 228,753,582,063.63, 343,024,340,908.90 and 85,294,091,318.55 is: 127,901,601,338.99
Step by Step Solution
- Step 1: Write the proportion equation
228,753,582,063.63 : 343,024,340,908.90 = 85,294,091,318.55 : x - Step 2: Convert to fraction form
228,753,582,063.63/343,024,340,908.90 = 85,294,091,318.55/x - Step 3: Cross multiply
228,753,582,063.63x = 343,024,340,908.90 × 85,294,091,318.55 - Step 4: Simplify right side
228,753,582,063.63x = 29,257,949,457,969,148,067,840 - Step 5: Solve for x
x = 29,257,949,457,969,148,067,840/228,753,582,063.63 - Step 6: Final answer
x = 127,901,601,338.99
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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.