Finding the Fourth Proportional to 197,560,192.40, 296,351,486.04 and 61,264,952.72
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Solution
The fourth proportional to 197,560,192.40, 296,351,486.04 and 61,264,952.72 is: 91,900,901.49
Step by Step Solution
- Step 1: Write the proportion equation
197,560,192.40 : 296,351,486.04 = 61,264,952.72 : x - Step 2: Convert to fraction form
197,560,192.40/296,351,486.04 = 61,264,952.72/x - Step 3: Cross multiply
197,560,192.40x = 296,351,486.04 × 61,264,952.72 - Step 4: Simplify right side
197,560,192.40x = 18,155,959,780,742,340 - Step 5: Solve for x
x = 18,155,959,780,742,340/197,560,192.40 - Step 6: Final answer
x = 91,900,901.49
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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.