Finding the Fourth Proportional to 207,627,557.66, 311,472,304.76 and 76,459,747.68
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Solution
The fourth proportional to 207,627,557.66, 311,472,304.76 and 76,459,747.68 is: 114,701,025.72
Step by Step Solution
- Step 1: Write the proportion equation
207,627,557.66 : 311,472,304.76 = 76,459,747.68 : x - Step 2: Convert to fraction form
207,627,557.66/311,472,304.76 = 76,459,747.68/x - Step 3: Cross multiply
207,627,557.66x = 311,472,304.76 × 76,459,747.68 - Step 4: Simplify right side
207,627,557.66x = 23,815,093,831,257,664 - Step 5: Solve for x
x = 23,815,093,831,257,664/207,627,557.66 - Step 6: Final answer
x = 114,701,025.72
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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.