Finding the Fourth Proportional to 302,202,608.20, 453,303,912.30 and 97,877,321.80
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Solution
The fourth proportional to 302,202,608.20, 453,303,912.30 and 97,877,321.80 is: 146,815,982.70
Step by Step Solution
- Step 1: Write the proportion equation
302,202,608.20 : 453,303,912.30 = 97,877,321.80 : x - Step 2: Convert to fraction form
302,202,608.20/453,303,912.30 = 97,877,321.80/x - Step 3: Cross multiply
302,202,608.20x = 453,303,912.30 × 97,877,321.80 - Step 4: Simplify right side
302,202,608.20x = 44,368,172,897,386,080 - Step 5: Solve for x
x = 44,368,172,897,386,080/302,202,608.20 - Step 6: Final answer
x = 146,815,982.70
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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.