Finding the Fourth Proportional to 233,294,958.20, 349,942,437.30 and 195,881,511.80
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Solution
The fourth proportional to 233,294,958.20, 349,942,437.30 and 195,881,511.80 is: 293,822,267.70
Step by Step Solution
- Step 1: Write the proportion equation
233,294,958.20 : 349,942,437.30 = 195,881,511.80 : x - Step 2: Convert to fraction form
233,294,958.20/349,942,437.30 = 195,881,511.80/x - Step 3: Cross multiply
233,294,958.20x = 349,942,437.30 × 195,881,511.80 - Step 4: Simplify right side
233,294,958.20x = 68,547,253,661,300,720 - Step 5: Solve for x
x = 68,547,253,661,300,720/233,294,958.20 - Step 6: Final answer
x = 293,822,267.70
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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.