Finding the Fourth Proportional to 54,182,252,473.80, 74,754,639,523.08 and 31,311,057,952.68
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Solution
The fourth proportional to 54,182,252,473.80, 74,754,639,523.08 and 31,311,057,952.68 is: 43,199,511,712.27
Step by Step Solution
- Step 1: Write the proportion equation
54,182,252,473.80 : 74,754,639,523.08 = 31,311,057,952.68 : x - Step 2: Convert to fraction form
54,182,252,473.80/74,754,639,523.08 = 31,311,057,952.68/x - Step 3: Cross multiply
54,182,252,473.80x = 74,754,639,523.08 × 31,311,057,952.68 - Step 4: Simplify right side
54,182,252,473.80x = 2,340,646,850,338,860,826,624 - Step 5: Solve for x
x = 2,340,646,850,338,860,826,624/54,182,252,473.80 - Step 6: Final answer
x = 43,199,511,712.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.