Finding the Fourth Proportional to 247,769,782.91, 341,825,531.72 and 141,866,604.26
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Solution
The fourth proportional to 247,769,782.91, 341,825,531.72 and 141,866,604.26 is: 195,720,506.61
Step by Step Solution
- Step 1: Write the proportion equation
247,769,782.91 : 341,825,531.72 = 141,866,604.26 : x - Step 2: Convert to fraction form
247,769,782.91/341,825,531.72 = 141,866,604.26/x - Step 3: Cross multiply
247,769,782.91x = 341,825,531.72 × 141,866,604.26 - Step 4: Simplify right side
247,769,782.91x = 48,493,627,432,066,848 - Step 5: Solve for x
x = 48,493,627,432,066,848/247,769,782.91 - Step 6: Final answer
x = 195,720,506.61
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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.