Finding the Fourth Proportional to 263,737,031.49, 395,641,926.33 and 153,124,793.96
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Solution
The fourth proportional to 263,737,031.49, 395,641,926.33 and 153,124,793.96 is: 229,708,312.51
Step by Step Solution
- Step 1: Write the proportion equation
263,737,031.49 : 395,641,926.33 = 153,124,793.96 : x - Step 2: Convert to fraction form
263,737,031.49/395,641,926.33 = 153,124,793.96/x - Step 3: Cross multiply
263,737,031.49x = 395,641,926.33 × 153,124,793.96 - Step 4: Simplify right side
263,737,031.49x = 60,582,588,449,240,544 - Step 5: Solve for x
x = 60,582,588,449,240,544/263,737,031.49 - Step 6: Final answer
x = 229,708,312.51
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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.