Finding the Fourth Proportional to 130,534,495.20, 195,824,049.84 and 53,815,584.96
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Solution
The fourth proportional to 130,534,495.20, 195,824,049.84 and 53,815,584.96 is: 80,732,573.99
Step by Step Solution
- Step 1: Write the proportion equation
130,534,495.20 : 195,824,049.84 = 53,815,584.96 : x - Step 2: Convert to fraction form
130,534,495.20/195,824,049.84 = 53,815,584.96/x - Step 3: Cross multiply
130,534,495.20x = 195,824,049.84 × 53,815,584.96 - Step 4: Simplify right side
130,534,495.20x = 10,538,385,791,375,794 - Step 5: Solve for x
x = 10,538,385,791,375,794/130,534,495.20 - Step 6: Final answer
x = 80,732,573.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.