Finding the Fourth Proportional to 311,364,579,309.06, 466,999,678,880.85 and 84,741,691,135.20
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Solution
The fourth proportional to 311,364,579,309.06, 466,999,678,880.85 and 84,741,691,135.20 is: 127,099,693,342.69
Step by Step Solution
- Step 1: Write the proportion equation
311,364,579,309.06 : 466,999,678,880.85 = 84,741,691,135.20 : x - Step 2: Convert to fraction form
311,364,579,309.06/466,999,678,880.85 = 84,741,691,135.20/x - Step 3: Cross multiply
311,364,579,309.06x = 466,999,678,880.85 × 84,741,691,135.20 - Step 4: Simplify right side
311,364,579,309.06x = 39,574,342,547,958,566,748,160 - Step 5: Solve for x
x = 39,574,342,547,958,566,748,160/311,364,579,309.06 - Step 6: Final answer
x = 127,099,693,342.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.