Finding the Fourth Proportional to 146,248,843.80, 219,373,265.70 and 37,073,803.80
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Solution
The fourth proportional to 146,248,843.80, 219,373,265.70 and 37,073,803.80 is: 55,610,705.70
Step by Step Solution
- Step 1: Write the proportion equation
146,248,843.80 : 219,373,265.70 = 37,073,803.80 : x - Step 2: Convert to fraction form
146,248,843.80/219,373,265.70 = 37,073,803.80/x - Step 3: Cross multiply
146,248,843.80x = 219,373,265.70 × 37,073,803.80 - Step 4: Simplify right side
146,248,843.80x = 8,133,001,411,527,069 - Step 5: Solve for x
x = 8,133,001,411,527,069/146,248,843.80 - Step 6: Final answer
x = 55,610,705.70
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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.