Finding the Fourth Proportional to 203,289,476.52, 304,991,135.10 and 82,205,959.08
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Solution
The fourth proportional to 203,289,476.52, 304,991,135.10 and 82,205,959.08 is: 123,331,955.99
Step by Step Solution
- Step 1: Write the proportion equation
203,289,476.52 : 304,991,135.10 = 82,205,959.08 : x - Step 2: Convert to fraction form
203,289,476.52/304,991,135.10 = 82,205,959.08/x - Step 3: Cross multiply
203,289,476.52x = 304,991,135.10 × 82,205,959.08 - Step 4: Simplify right side
203,289,476.52x = 25,072,088,771,793,352 - Step 5: Solve for x
x = 25,072,088,771,793,352/203,289,476.52 - Step 6: Final answer
x = 123,331,955.99
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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.