Finding the Fourth Proportional to 187,244,220.70, 280,866,331.05 and 164,569,404.70
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Solution
The fourth proportional to 187,244,220.70, 280,866,331.05 and 164,569,404.70 is: 246,854,107.05
Step by Step Solution
- Step 1: Write the proportion equation
187,244,220.70 : 280,866,331.05 = 164,569,404.70 : x - Step 2: Convert to fraction form
187,244,220.70/280,866,331.05 = 164,569,404.70/x - Step 3: Cross multiply
187,244,220.70x = 280,866,331.05 × 164,569,404.70 - Step 4: Simplify right side
187,244,220.70x = 46,222,004,901,171,624 - Step 5: Solve for x
x = 46,222,004,901,171,624/187,244,220.70 - Step 6: Final answer
x = 246,854,107.05
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1.5x scale
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.