Finding the Fourth Proportional to 104,411,272.80, 156,616,909.20 and 36,246,856.80
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Solution
The fourth proportional to 104,411,272.80, 156,616,909.20 and 36,246,856.80 is: 54,370,285.20
Step by Step Solution
- Step 1: Write the proportion equation
104,411,272.80 : 156,616,909.20 = 36,246,856.80 : x - Step 2: Convert to fraction form
104,411,272.80/156,616,909.20 = 36,246,856.80/x - Step 3: Cross multiply
104,411,272.80x = 156,616,909.20 × 36,246,856.80 - Step 4: Simplify right side
104,411,272.80x = 5,676,870,680,231,002 - Step 5: Solve for x
x = 5,676,870,680,231,002/104,411,272.80 - Step 6: Final answer
x = 54,370,285.20
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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.