Finding the Fourth Proportional to 149,191,515.24, 204,393,105.20 and 143,599,852.28
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Solution
The fourth proportional to 149,191,515.24, 204,393,105.20 and 143,599,852.28 is: 196,732,499.60
Step by Step Solution
- Step 1: Write the proportion equation
149,191,515.24 : 204,393,105.20 = 143,599,852.28 : x - Step 2: Convert to fraction form
149,191,515.24/204,393,105.20 = 143,599,852.28/x - Step 3: Cross multiply
149,191,515.24x = 204,393,105.20 × 143,599,852.28 - Step 4: Simplify right side
149,191,515.24x = 29,350,819,712,030,536 - Step 5: Solve for x
x = 29,350,819,712,030,536/149,191,515.24 - Step 6: Final answer
x = 196,732,499.60
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.