Finding the Fourth Proportional to 2,318,378,902,204.80, 3,479,156,857,672.40 and 809,146,066,275.06
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Solution
The fourth proportional to 2,318,378,902,204.80, 3,479,156,857,672.40 and 809,146,066,275.06 is: 1,214,273,509,244.88
Step by Step Solution
- Step 1: Write the proportion equation
2,318,378,902,204.80 : 3,479,156,857,672.40 = 809,146,066,275.06 : x - Step 2: Convert to fraction form
2,318,378,902,204.80/3,479,156,857,672.40 = 809,146,066,275.06/x - Step 3: Cross multiply
2,318,378,902,204.80x = 3,479,156,857,672.40 × 809,146,066,275.06 - Step 4: Simplify right side
2,318,378,902,204.80x = 2,815,146,085,339,521,219,559,424 - Step 5: Solve for x
x = 2,815,146,085,339,521,219,559,424/2,318,378,902,204.80 - Step 6: Final answer
x = 1,214,273,509,244.88
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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.