Finding the Fourth Proportional to 247,411,530.43, 341,407,584.37 and 135,896,608.19
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Solution
The fourth proportional to 247,411,530.43, 341,407,584.37 and 135,896,608.19 is: 187,526,153.88
Step by Step Solution
- Step 1: Write the proportion equation
247,411,530.43 : 341,407,584.37 = 135,896,608.19 : x - Step 2: Convert to fraction form
247,411,530.43/341,407,584.37 = 135,896,608.19/x - Step 3: Cross multiply
247,411,530.43x = 341,407,584.37 × 135,896,608.19 - Step 4: Simplify right side
247,411,530.43x = 46,396,132,725,544,776 - Step 5: Solve for x
x = 46,396,132,725,544,776/247,411,530.43 - Step 6: Final answer
x = 187,526,153.88
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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.