Finding the Fourth Proportional to 176,128,582.40, 264,192,873.60 and 163,373,998.40
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Solution
The fourth proportional to 176,128,582.40, 264,192,873.60 and 163,373,998.40 is: 245,060,997.60
Step by Step Solution
- Step 1: Write the proportion equation
176,128,582.40 : 264,192,873.60 = 163,373,998.40 : x - Step 2: Convert to fraction form
176,128,582.40/264,192,873.60 = 163,373,998.40/x - Step 3: Cross multiply
176,128,582.40x = 264,192,873.60 × 163,373,998.40 - Step 4: Simplify right side
176,128,582.40x = 43,162,246,108,817,800 - Step 5: Solve for x
x = 43,162,246,108,817,800/176,128,582.40 - Step 6: Final answer
x = 245,060,997.60
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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.