Finding the Fourth Proportional to 175,512,944.97, 263,269,417.44 and 84,813,680.97
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Solution
The fourth proportional to 175,512,944.97, 263,269,417.44 and 84,813,680.97 is: 127,220,521.45
Step by Step Solution
- Step 1: Write the proportion equation
175,512,944.97 : 263,269,417.44 = 84,813,680.97 : x - Step 2: Convert to fraction form
175,512,944.97/263,269,417.44 = 84,813,680.97/x - Step 3: Cross multiply
175,512,944.97x = 263,269,417.44 × 84,813,680.97 - Step 4: Simplify right side
175,512,944.97x = 22,328,848,379,913,912 - Step 5: Solve for x
x = 22,328,848,379,913,912/175,512,944.97 - Step 6: Final answer
x = 127,220,521.45
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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.