Finding the Fourth Proportional to 83,612,269.70, 125,418,404.55 and 83,612,269.70
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Solution
The fourth proportional to 83,612,269.70, 125,418,404.55 and 83,612,269.70 is: 125,418,404.55
Step by Step Solution
- Step 1: Write the proportion equation
83,612,269.70 : 125,418,404.55 = 83,612,269.70 : x - Step 2: Convert to fraction form
83,612,269.70/125,418,404.55 = 83,612,269.70/x - Step 3: Cross multiply
83,612,269.70x = 125,418,404.55 × 83,612,269.70 - Step 4: Simplify right side
83,612,269.70x = 10,486,517,466,578,308 - Step 5: Solve for x
x = 10,486,517,466,578,308/83,612,269.70 - Step 6: Final answer
x = 125,418,404.55
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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.