Finding the Fourth Proportional to 5,450,757,776.62, 8,176,201,766.43 and 1,520,224,790.70
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Solution
The fourth proportional to 5,450,757,776.62, 8,176,201,766.43 and 1,520,224,790.70 is: 2,280,355,342.96
Step by Step Solution
- Step 1: Write the proportion equation
5,450,757,776.62 : 8,176,201,766.43 = 1,520,224,790.70 : x - Step 2: Convert to fraction form
5,450,757,776.62/8,176,201,766.43 = 1,520,224,790.70/x - Step 3: Cross multiply
5,450,757,776.62x = 8,176,201,766.43 × 1,520,224,790.70 - Step 4: Simplify right side
5,450,757,776.62x = 12,429,664,619,092,017,152 - Step 5: Solve for x
x = 12,429,664,619,092,017,152/5,450,757,776.62 - Step 6: Final answer
x = 2,280,355,342.96
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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.