Finding the Fourth Proportional to 1,612,675,777,467, 2,225,493,465,677.80 and 871,082,609,552
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Solution
The fourth proportional to 1,612,675,777,467, 2,225,493,465,677.80 and 871,082,609,552 is: 1,202,094,483,410.95
Step by Step Solution
- Step 1: Write the proportion equation
1,612,675,777,467 : 2,225,493,465,677.80 = 871,082,609,552 : x - Step 2: Convert to fraction form
1,612,675,777,467/2,225,493,465,677.80 = 871,082,609,552/x - Step 3: Cross multiply
1,612,675,777,467x = 2,225,493,465,677.80 × 871,082,609,552 - Step 4: Simplify right side
1,612,675,777,467x = 1,938,588,655,623,542,130,343,936 - Step 5: Solve for x
x = 1,938,588,655,623,542,130,343,936/1,612,675,777,467 - Step 6: Final answer
x = 1,202,094,483,410.95
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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.