Finding the Fourth Proportional to 197,096,320.93, 271,994,685.24 and 108,996,246.28
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Solution
The fourth proportional to 197,096,320.93, 271,994,685.24 and 108,996,246.28 is: 150,415,794.47
Step by Step Solution
- Step 1: Write the proportion equation
197,096,320.93 : 271,994,685.24 = 108,996,246.28 : x - Step 2: Convert to fraction form
197,096,320.93/271,994,685.24 = 108,996,246.28/x - Step 3: Cross multiply
197,096,320.93x = 271,994,685.24 × 108,996,246.28 - Step 4: Simplify right side
197,096,320.93x = 29,646,399,699,270,124 - Step 5: Solve for x
x = 29,646,399,699,270,124/197,096,320.93 - Step 6: Final answer
x = 150,415,794.47
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.