Finding the Fourth Proportional to 98,901,040.10, 148,351,560.15 and 50,528,099.30
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Solution
The fourth proportional to 98,901,040.10, 148,351,560.15 and 50,528,099.30 is: 75,792,148.95
Step by Step Solution
- Step 1: Write the proportion equation
98,901,040.10 : 148,351,560.15 = 50,528,099.30 : x - Step 2: Convert to fraction form
98,901,040.10/148,351,560.15 = 50,528,099.30/x - Step 3: Cross multiply
98,901,040.10x = 148,351,560.15 × 50,528,099.30 - Step 4: Simplify right side
98,901,040.10x = 7,495,922,362,569,123 - Step 5: Solve for x
x = 7,495,922,362,569,123/98,901,040.10 - Step 6: Final answer
x = 75,792,148.95
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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.