Finding the Fourth Proportional to 10,975,473,508.79, 15,146,291,193.50 and 5,963,304,634.31
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Solution
The fourth proportional to 10,975,473,508.79, 15,146,291,193.50 and 5,963,304,634.31 is: 8,229,435,239.80
Step by Step Solution
- Step 1: Write the proportion equation
10,975,473,508.79 : 15,146,291,193.50 = 5,963,304,634.31 : x - Step 2: Convert to fraction form
10,975,473,508.79/15,146,291,193.50 = 5,963,304,634.31/x - Step 3: Cross multiply
10,975,473,508.79x = 15,146,291,193.50 × 5,963,304,634.31 - Step 4: Simplify right side
10,975,473,508.79x = 90,321,948,466,777,489,408 - Step 5: Solve for x
x = 90,321,948,466,777,489,408/10,975,473,508.79 - Step 6: Final answer
x = 8,229,435,239.80
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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.