Finding the Fourth Proportional to 108,376,000.02, 149,558,958.09 and 58,816,360.62
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Solution
The fourth proportional to 108,376,000.02, 149,558,958.09 and 58,816,360.62 is: 81,166,620.02
Step by Step Solution
- Step 1: Write the proportion equation
108,376,000.02 : 149,558,958.09 = 58,816,360.62 : x - Step 2: Convert to fraction form
108,376,000.02/149,558,958.09 = 58,816,360.62/x - Step 3: Cross multiply
108,376,000.02x = 149,558,958.09 × 58,816,360.62 - Step 4: Simplify right side
108,376,000.02x = 8,796,513,612,972,906 - Step 5: Solve for x
x = 8,796,513,612,972,906/108,376,000.02 - Step 6: Final answer
x = 81,166,620.02
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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.