Finding the Fourth Proportional to 3,063,267,972.96, 4,227,198,199.47 and 1,706,831,790.28
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Solution
The fourth proportional to 3,063,267,972.96, 4,227,198,199.47 and 1,706,831,790.28 is: 2,355,365,686.04
Step by Step Solution
- Step 1: Write the proportion equation
3,063,267,972.96 : 4,227,198,199.47 = 1,706,831,790.28 : x - Step 2: Convert to fraction form
3,063,267,972.96/4,227,198,199.47 = 1,706,831,790.28/x - Step 3: Cross multiply
3,063,267,972.96x = 4,227,198,199.47 × 1,706,831,790.28 - Step 4: Simplify right side
3,063,267,972.96x = 7,215,116,270,654,255,104 - Step 5: Solve for x
x = 7,215,116,270,654,255,104/3,063,267,972.96 - Step 6: Final answer
x = 2,355,365,686.04
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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.