Finding the Fourth Proportional to 175,512,946.10, 263,269,419.15 and 84,813,682.10
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Solution
The fourth proportional to 175,512,946.10, 263,269,419.15 and 84,813,682.10 is: 127,220,523.15
Step by Step Solution
- Step 1: Write the proportion equation
175,512,946.10 : 263,269,419.15 = 84,813,682.10 : x - Step 2: Convert to fraction form
175,512,946.10/263,269,419.15 = 84,813,682.10/x - Step 3: Cross multiply
175,512,946.10x = 263,269,419.15 × 84,813,682.10 - Step 4: Simplify right side
175,512,946.10x = 22,328,848,821,123,404 - Step 5: Solve for x
x = 22,328,848,821,123,404/175,512,946.10 - Step 6: Final answer
x = 127,220,523.15
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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.