Finding the Fourth Proportional to 96,578,809.20, 144,868,213.80 and 24,775,225.20
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Solution
The fourth proportional to 96,578,809.20, 144,868,213.80 and 24,775,225.20 is: 37,162,837.80
Step by Step Solution
- Step 1: Write the proportion equation
96,578,809.20 : 144,868,213.80 = 24,775,225.20 : x - Step 2: Convert to fraction form
96,578,809.20/144,868,213.80 = 24,775,225.20/x - Step 3: Cross multiply
96,578,809.20x = 144,868,213.80 × 24,775,225.20 - Step 4: Simplify right side
96,578,809.20x = 3,589,142,621,216,748 - Step 5: Solve for x
x = 3,589,142,621,216,748/96,578,809.20 - Step 6: Final answer
x = 37,162,837.80
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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.