Finding the Fourth Proportional to 29,107,234.80, 40,809,848.40 and 29,107,234.80
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Solution
The fourth proportional to 29,107,234.80, 40,809,848.40 and 29,107,234.80 is: 40,809,848.40
Step by Step Solution
- Step 1: Write the proportion equation
29,107,234.80 : 40,809,848.40 = 29,107,234.80 : x - Step 2: Convert to fraction form
29,107,234.80/40,809,848.40 = 29,107,234.80/x - Step 3: Cross multiply
29,107,234.80x = 40,809,848.40 × 29,107,234.80 - Step 4: Simplify right side
29,107,234.80x = 1,187,861,839,531,204.25 - Step 5: Solve for x
x = 1,187,861,839,531,204.25/29,107,234.80 - Step 6: Final answer
x = 40,809,848.40
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.