Finding the Fourth Proportional to 149,793,882.20, 224,690,823.30 and 106,571,763.80
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Solution
The fourth proportional to 149,793,882.20, 224,690,823.30 and 106,571,763.80 is: 159,857,645.70
Step by Step Solution
- Step 1: Write the proportion equation
149,793,882.20 : 224,690,823.30 = 106,571,763.80 : x - Step 2: Convert to fraction form
149,793,882.20/224,690,823.30 = 106,571,763.80/x - Step 3: Cross multiply
149,793,882.20x = 224,690,823.30 × 106,571,763.80 - Step 4: Simplify right side
149,793,882.20x = 23,945,697,348,755,136 - Step 5: Solve for x
x = 23,945,697,348,755,136/149,793,882.20 - Step 6: Final answer
x = 159,857,645.70
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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.