Finding the Fourth Proportional to 463,420,692.08, 639,532,086.94 and 251,727,456.14
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Solution
The fourth proportional to 463,420,692.08, 639,532,086.94 and 251,727,456.14 is: 347,390,153.52
Step by Step Solution
- Step 1: Write the proportion equation
463,420,692.08 : 639,532,086.94 = 251,727,456.14 : x - Step 2: Convert to fraction form
463,420,692.08/639,532,086.94 = 251,727,456.14/x - Step 3: Cross multiply
463,420,692.08x = 639,532,086.94 × 251,727,456.14 - Step 4: Simplify right side
463,420,692.08x = 160,987,785,365,311,520 - Step 5: Solve for x
x = 160,987,785,365,311,520/463,420,692.08 - Step 6: Final answer
x = 347,390,153.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.