Finding the Fourth Proportional to 311,183,130.20, 466,455,830.70 and 181,724,102.60
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Solution
The fourth proportional to 311,183,130.20, 466,455,830.70 and 181,724,102.60 is: 272,399,943.99
Step by Step Solution
- Step 1: Write the proportion equation
311,183,130.20 : 466,455,830.70 = 181,724,102.60 : x - Step 2: Convert to fraction form
311,183,130.20/466,455,830.70 = 181,724,102.60/x - Step 3: Cross multiply
311,183,130.20x = 466,455,830.70 × 181,724,102.60 - Step 4: Simplify right side
311,183,130.20x = 84,766,267,236,495,024 - Step 5: Solve for x
x = 84,766,267,236,495,024/311,183,130.20 - Step 6: Final answer
x = 272,399,943.99
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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.