Finding the Fourth Proportional to 887,117,474.99, 1,330,678,466.26 and 362,486,577.62
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Solution
The fourth proportional to 887,117,474.99, 1,330,678,466.26 and 362,486,577.62 is: 543,730,787.34
Step by Step Solution
- Step 1: Write the proportion equation
887,117,474.99 : 1,330,678,466.26 = 362,486,577.62 : x - Step 2: Convert to fraction form
887,117,474.99/1,330,678,466.26 = 362,486,577.62/x - Step 3: Cross multiply
887,117,474.99x = 1,330,678,466.26 × 362,486,577.62 - Step 4: Simplify right side
887,117,474.99x = 482,353,083,144,163,328 - Step 5: Solve for x
x = 482,353,083,144,163,328/887,117,474.99 - Step 6: Final answer
x = 543,730,787.34
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.