Finding the Fourth Proportional to 13,093,819,861.46, 19,653,146,984.99 and 8,104,449,363.01
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Solution
The fourth proportional to 13,093,819,861.46, 19,653,146,984.99 and 8,104,449,363.01 is: 12,164,359,694.03
Step by Step Solution
- Step 1: Write the proportion equation
13,093,819,861.46 : 19,653,146,984.99 = 8,104,449,363.01 : x - Step 2: Convert to fraction form
13,093,819,861.46/19,653,146,984.99 = 8,104,449,363.01/x - Step 3: Cross multiply
13,093,819,861.46x = 19,653,146,984.99 × 8,104,449,363.01 - Step 4: Simplify right side
13,093,819,861.46x = 159,277,934,563,617,308,672 - Step 5: Solve for x
x = 159,277,934,563,617,308,672/13,093,819,861.46 - Step 6: Final answer
x = 12,164,359,694.03
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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.