Finding the Fourth Proportional to 5,777,225,715.75, 8,659,790,317.20 and 2,417,721,501.42
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Solution
The fourth proportional to 5,777,225,715.75, 8,659,790,317.20 and 2,417,721,501.42 is: 3,624,051,106.50
Step by Step Solution
- Step 1: Write the proportion equation
5,777,225,715.75 : 8,659,790,317.20 = 2,417,721,501.42 : x - Step 2: Convert to fraction form
5,777,225,715.75/8,659,790,317.20 = 2,417,721,501.42/x - Step 3: Cross multiply
5,777,225,715.75x = 8,659,790,317.20 × 2,417,721,501.42 - Step 4: Simplify right side
5,777,225,715.75x = 20,936,961,247,683,166,208 - Step 5: Solve for x
x = 20,936,961,247,683,166,208/5,777,225,715.75 - Step 6: Final answer
x = 3,624,051,106.50
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1.5x scale
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.