Finding the Fourth Proportional to 168,436,301.80, 252,654,452.70 and 96,772,685.80
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Solution
The fourth proportional to 168,436,301.80, 252,654,452.70 and 96,772,685.80 is: 145,159,028.70
Step by Step Solution
- Step 1: Write the proportion equation
168,436,301.80 : 252,654,452.70 = 96,772,685.80 : x - Step 2: Convert to fraction form
168,436,301.80/252,654,452.70 = 96,772,685.80/x - Step 3: Cross multiply
168,436,301.80x = 252,654,452.70 × 96,772,685.80 - Step 4: Simplify right side
168,436,301.80x = 24,450,049,967,108,060 - Step 5: Solve for x
x = 24,450,049,967,108,060/168,436,301.80 - Step 6: Final answer
x = 145,159,028.70
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1.5x scale
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.