Finding the Fourth Proportional to 537,701,982.24, 806,696,501.60 and 192,690,485.12
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Solution
The fourth proportional to 537,701,982.24, 806,696,501.60 and 192,690,485.12 is: 289,087,162.35
Step by Step Solution
- Step 1: Write the proportion equation
537,701,982.24 : 806,696,501.60 = 192,690,485.12 : x - Step 2: Convert to fraction form
537,701,982.24/806,696,501.60 = 192,690,485.12/x - Step 3: Cross multiply
537,701,982.24x = 806,696,501.60 × 192,690,485.12 - Step 4: Simplify right side
537,701,982.24x = 155,442,740,237,910,880 - Step 5: Solve for x
x = 155,442,740,237,910,880/537,701,982.24 - Step 6: Final answer
x = 289,087,162.35
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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.