Finding the Fourth Proportional to 3,348,910,701.75, 5,017,838,677.92 and 1,945,956,838.08
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Solution
The fourth proportional to 3,348,910,701.75, 5,017,838,677.92 and 1,945,956,838.08 is: 2,915,723,456.76
Step by Step Solution
- Step 1: Write the proportion equation
3,348,910,701.75 : 5,017,838,677.92 = 1,945,956,838.08 : x - Step 2: Convert to fraction form
3,348,910,701.75/5,017,838,677.92 = 1,945,956,838.08/x - Step 3: Cross multiply
3,348,910,701.75x = 5,017,838,677.92 × 1,945,956,838.08 - Step 4: Simplify right side
3,348,910,701.75x = 9,764,497,487,680,731,136 - Step 5: Solve for x
x = 9,764,497,487,680,731,136/3,348,910,701.75 - Step 6: Final answer
x = 2,915,723,456.76
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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.