Finding the Fourth Proportional to 175,512,547.80, 263,268,821.70 and 89,419,105.80
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Solution
The fourth proportional to 175,512,547.80, 263,268,821.70 and 89,419,105.80 is: 134,128,658.70
Step by Step Solution
- Step 1: Write the proportion equation
175,512,547.80 : 263,268,821.70 = 89,419,105.80 : x - Step 2: Convert to fraction form
175,512,547.80/263,268,821.70 = 89,419,105.80/x - Step 3: Cross multiply
175,512,547.80x = 263,268,821.70 × 89,419,105.80 - Step 4: Simplify right side
175,512,547.80x = 23,541,262,621,433,636 - Step 5: Solve for x
x = 23,541,262,621,433,636/175,512,547.80 - Step 6: Final answer
x = 134,128,658.70
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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.