Finding the Fourth Proportional to 483,552,248.20, 725,328,372.30 and 348,511,121.80
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Solution
The fourth proportional to 483,552,248.20, 725,328,372.30 and 348,511,121.80 is: 522,766,682.70
Step by Step Solution
- Step 1: Write the proportion equation
483,552,248.20 : 725,328,372.30 = 348,511,121.80 : x - Step 2: Convert to fraction form
483,552,248.20/725,328,372.30 = 348,511,121.80/x - Step 3: Cross multiply
483,552,248.20x = 725,328,372.30 × 348,511,121.80 - Step 4: Simplify right side
483,552,248.20x = 252,785,004,703,641,024 - Step 5: Solve for x
x = 252,785,004,703,641,024/483,552,248.20 - Step 6: Final answer
x = 522,766,682.70
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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.