Finding the Fourth Proportional to 335,958,607.20, 503,937,910.80 and 93,621,511.20
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Solution
The fourth proportional to 335,958,607.20, 503,937,910.80 and 93,621,511.20 is: 140,432,266.80
Step by Step Solution
- Step 1: Write the proportion equation
335,958,607.20 : 503,937,910.80 = 93,621,511.20 : x - Step 2: Convert to fraction form
335,958,607.20/503,937,910.80 = 93,621,511.20/x - Step 3: Cross multiply
335,958,607.20x = 503,937,910.80 × 93,621,511.20 - Step 4: Simplify right side
335,958,607.20x = 47,179,428,760,066,800 - Step 5: Solve for x
x = 47,179,428,760,066,800/335,958,607.20 - Step 6: Final answer
x = 140,432,266.80
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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.