Finding the Fourth Proportional to 4,161,003,307.48, 6,240,840,561.34 and 1,212,593,260.10
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Solution
The fourth proportional to 4,161,003,307.48, 6,240,840,561.34 and 1,212,593,260.10 is: 1,818,696,271.75
Step by Step Solution
- Step 1: Write the proportion equation
4,161,003,307.48 : 6,240,840,561.34 = 1,212,593,260.10 : x - Step 2: Convert to fraction form
4,161,003,307.48/6,240,840,561.34 = 1,212,593,260.10/x - Step 3: Cross multiply
4,161,003,307.48x = 6,240,840,561.34 × 1,212,593,260.10 - Step 4: Simplify right side
4,161,003,307.48x = 7,567,601,202,039,583,744 - Step 5: Solve for x
x = 7,567,601,202,039,583,744/4,161,003,307.48 - Step 6: Final answer
x = 1,818,696,271.75
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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.