Finding the Fourth Proportional to 130,324,434.60, 195,596,876.70 and 53,702,452.20
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Solution
The fourth proportional to 130,324,434.60, 195,596,876.70 and 53,702,452.20 is: 80,599,098.35
Step by Step Solution
- Step 1: Write the proportion equation
130,324,434.60 : 195,596,876.70 = 53,702,452.20 : x - Step 2: Convert to fraction form
130,324,434.60/195,596,876.70 = 53,702,452.20/x - Step 3: Cross multiply
130,324,434.60x = 195,596,876.70 × 53,702,452.20 - Step 4: Simplify right side
130,324,434.60x = 10,504,031,921,451,044 - Step 5: Solve for x
x = 10,504,031,921,451,044/130,324,434.60 - Step 6: Final answer
x = 80,599,098.35
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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.