Finding the Fourth Proportional to 495,147,199.14, 683,318,512.49 and 272,124,826.34
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Solution
The fourth proportional to 495,147,199.14, 683,318,512.49 and 272,124,826.34 is: 375,540,711.66
Step by Step Solution
- Step 1: Write the proportion equation
495,147,199.14 : 683,318,512.49 = 272,124,826.34 : x - Step 2: Convert to fraction form
495,147,199.14/683,318,512.49 = 272,124,826.34/x - Step 3: Cross multiply
495,147,199.14x = 683,318,512.49 × 272,124,826.34 - Step 4: Simplify right side
495,147,199.14x = 185,947,931,541,471,136 - Step 5: Solve for x
x = 185,947,931,541,471,136/495,147,199.14 - Step 6: Final answer
x = 375,540,711.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.