Finding the Fourth Proportional to 247,411,527.17, 341,407,579.88 and 135,896,604.94
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Solution
The fourth proportional to 247,411,527.17, 341,407,579.88 and 135,896,604.94 is: 187,526,149.39
Step by Step Solution
- Step 1: Write the proportion equation
247,411,527.17 : 341,407,579.88 = 135,896,604.94 : x - Step 2: Convert to fraction form
247,411,527.17/341,407,579.88 = 135,896,604.94/x - Step 3: Cross multiply
247,411,527.17x = 341,407,579.88 × 135,896,604.94 - Step 4: Simplify right side
247,411,527.17x = 46,396,131,006,086,664 - Step 5: Solve for x
x = 46,396,131,006,086,664/247,411,527.17 - Step 6: Final answer
x = 187,526,149.39
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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.