Finding the Fourth Proportional to 5,891,208,862.21, 8,129,866,082.45 and 3,214,989,048.11
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Solution
The fourth proportional to 5,891,208,862.21, 8,129,866,082.45 and 3,214,989,048.11 is: 4,436,683,714.49
Step by Step Solution
- Step 1: Write the proportion equation
5,891,208,862.21 : 8,129,866,082.45 = 3,214,989,048.11 : x - Step 2: Convert to fraction form
5,891,208,862.21/8,129,866,082.45 = 3,214,989,048.11/x - Step 3: Cross multiply
5,891,208,862.21x = 8,129,866,082.45 × 3,214,989,048.11 - Step 4: Simplify right side
5,891,208,862.21x = 26,137,430,417,620,975,616 - Step 5: Solve for x
x = 26,137,430,417,620,975,616/5,891,208,862.21 - Step 6: Final answer
x = 4,436,683,714.49
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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.