Finding the Fourth Proportional to 4,635,914,757.75, 6,956,732,397.06 and 2,148,312,011.67
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Solution
The fourth proportional to 4,635,914,757.75, 6,956,732,397.06 and 2,148,312,011.67 is: 3,223,793,480.15
Step by Step Solution
- Step 1: Write the proportion equation
4,635,914,757.75 : 6,956,732,397.06 = 2,148,312,011.67 : x - Step 2: Convert to fraction form
4,635,914,757.75/6,956,732,397.06 = 2,148,312,011.67/x - Step 3: Cross multiply
4,635,914,757.75x = 6,956,732,397.06 × 2,148,312,011.67 - Step 4: Simplify right side
4,635,914,757.75x = 14,945,231,770,577,831,936 - Step 5: Solve for x
x = 14,945,231,770,577,831,936/4,635,914,757.75 - Step 6: Final answer
x = 3,223,793,480.15
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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.