Finding the Fourth Proportional to 441,632,951.19, 609,442,975.17 and 240,696,170.12
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Solution
The fourth proportional to 441,632,951.19, 609,442,975.17 and 240,696,170.12 is: 332,154,993.50
Step by Step Solution
- Step 1: Write the proportion equation
441,632,951.19 : 609,442,975.17 = 240,696,170.12 : x - Step 2: Convert to fraction form
441,632,951.19/609,442,975.17 = 240,696,170.12/x - Step 3: Cross multiply
441,632,951.19x = 609,442,975.17 × 240,696,170.12 - Step 4: Simplify right side
441,632,951.19x = 146,690,590,031,480,864 - Step 5: Solve for x
x = 146,690,590,031,480,864/441,632,951.19 - Step 6: Final answer
x = 332,154,993.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.