Finding the Fourth Proportional to 207,627,554.17, 311,472,299.51 and 76,459,744.19
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Solution
The fourth proportional to 207,627,554.17, 311,472,299.51 and 76,459,744.19 is: 114,701,020.47
Step by Step Solution
- Step 1: Write the proportion equation
207,627,554.17 : 311,472,299.51 = 76,459,744.19 : x - Step 2: Convert to fraction form
207,627,554.17/311,472,299.51 = 76,459,744.19/x - Step 3: Cross multiply
207,627,554.17x = 311,472,299.51 × 76,459,744.19 - Step 4: Simplify right side
207,627,554.17x = 23,815,092,340,866,004 - Step 5: Solve for x
x = 23,815,092,340,866,004/207,627,554.17 - Step 6: Final answer
x = 114,701,020.47
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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.