Finding the Fourth Proportional to 187,244,489.70, 280,866,734.55 and 164,569,673.70
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Solution
The fourth proportional to 187,244,489.70, 280,866,734.55 and 164,569,673.70 is: 246,854,510.55
Step by Step Solution
- Step 1: Write the proportion equation
187,244,489.70 : 280,866,734.55 = 164,569,673.70 : x - Step 2: Convert to fraction form
187,244,489.70/280,866,734.55 = 164,569,673.70/x - Step 3: Cross multiply
187,244,489.70x = 280,866,734.55 × 164,569,673.70 - Step 4: Simplify right side
187,244,489.70x = 46,222,146,858,078,016 - Step 5: Solve for x
x = 46,222,146,858,078,016/187,244,489.70 - Step 6: Final answer
x = 246,854,510.55
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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.