Finding the Fourth Proportional to 176,820,775.23, 242,245,340.12 and 170,193,622.92
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Solution
The fourth proportional to 176,820,775.23, 242,245,340.12 and 170,193,622.92 is: 233,166,108.55
Step by Step Solution
- Step 1: Write the proportion equation
176,820,775.23 : 242,245,340.12 = 170,193,622.92 : x - Step 2: Convert to fraction form
176,820,775.23/242,245,340.12 = 170,193,622.92/x - Step 3: Cross multiply
176,820,775.23x = 242,245,340.12 × 170,193,622.92 - Step 4: Simplify right side
176,820,775.23x = 41,228,612,070,510,424 - Step 5: Solve for x
x = 41,228,612,070,510,424/176,820,775.23 - Step 6: Final answer
x = 233,166,108.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.