Finding the Fourth Proportional to 1,431,321,354,157.70, 2,146,967,882,655.20 and 655,753,618,270.26
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Solution
The fourth proportional to 1,431,321,354,157.70, 2,146,967,882,655.20 and 655,753,618,270.26 is: 983,623,945,294.73
Step by Step Solution
- Step 1: Write the proportion equation
1,431,321,354,157.70 : 2,146,967,882,655.20 = 655,753,618,270.26 : x - Step 2: Convert to fraction form
1,431,321,354,157.70/2,146,967,882,655.20 = 655,753,618,270.26/x - Step 3: Cross multiply
1,431,321,354,157.70x = 2,146,967,882,655.20 × 655,753,618,270.26 - Step 4: Simplify right side
1,431,321,354,157.70x = 1,407,881,957,361,186,439,692,288 - Step 5: Solve for x
x = 1,407,881,957,361,186,439,692,288/1,431,321,354,157.70 - Step 6: Final answer
x = 983,623,945,294.73
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.