Finding the Fourth Proportional to 3,376,891,241.75, 4,660,110,355.34 and 1,871,614,773.96
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Solution
The fourth proportional to 3,376,891,241.75, 4,660,110,355.34 and 1,871,614,773.96 is: 2,582,828,632.89
Step by Step Solution
- Step 1: Write the proportion equation
3,376,891,241.75 : 4,660,110,355.34 = 1,871,614,773.96 : x - Step 2: Convert to fraction form
3,376,891,241.75/4,660,110,355.34 = 1,871,614,773.96/x - Step 3: Cross multiply
3,376,891,241.75x = 4,660,110,355.34 × 1,871,614,773.96 - Step 4: Simplify right side
3,376,891,241.75x = 8,721,931,389,338,330,112 - Step 5: Solve for x
x = 8,721,931,389,338,330,112/3,376,891,241.75 - Step 6: Final answer
x = 2,582,828,632.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.