Finding the Fourth Proportional to 354,976,020.15, 532,490,774.66 and 105,961,599.09
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Solution
The fourth proportional to 354,976,020.15, 532,490,774.66 and 105,961,599.09 is: 158,950,381.94
Step by Step Solution
- Step 1: Write the proportion equation
354,976,020.15 : 532,490,774.66 = 105,961,599.09 : x - Step 2: Convert to fraction form
354,976,020.15/532,490,774.66 = 105,961,599.09/x - Step 3: Cross multiply
354,976,020.15x = 532,490,774.66 × 105,961,599.09 - Step 4: Simplify right side
354,976,020.15x = 56,423,573,984,110,568 - Step 5: Solve for x
x = 56,423,573,984,110,568/354,976,020.15 - Step 6: Final answer
x = 158,950,381.94
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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.