Finding the Fourth Proportional to 27,068,423,715.36, 40,586,086,964.70 and 12,907,720,566.81
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Solution
The fourth proportional to 27,068,423,715.36, 40,586,086,964.70 and 12,907,720,566.81 is: 19,353,689,559.08
Step by Step Solution
- Step 1: Write the proportion equation
27,068,423,715.36 : 40,586,086,964.70 = 12,907,720,566.81 : x - Step 2: Convert to fraction form
27,068,423,715.36/40,586,086,964.70 = 12,907,720,566.81/x - Step 3: Cross multiply
27,068,423,715.36x = 40,586,086,964.70 × 12,907,720,566.81 - Step 4: Simplify right side
27,068,423,715.36x = 523,873,869,440,597,360,640 - Step 5: Solve for x
x = 523,873,869,440,597,360,640/27,068,423,715.36 - Step 6: Final answer
x = 19,353,689,559.08
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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.