Finding the Fourth Proportional to 68,829,880.86, 103,244,362.02 and 27,888,715.98
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Solution
The fourth proportional to 68,829,880.86, 103,244,362.02 and 27,888,715.98 is: 41,832,887.88
Step by Step Solution
- Step 1: Write the proportion equation
68,829,880.86 : 103,244,362.02 = 27,888,715.98 : x - Step 2: Convert to fraction form
68,829,880.86/103,244,362.02 = 27,888,715.98/x - Step 3: Cross multiply
68,829,880.86x = 103,244,362.02 × 27,888,715.98 - Step 4: Simplify right side
68,829,880.86x = 2,879,352,688,912,079 - Step 5: Solve for x
x = 2,879,352,688,912,079/68,829,880.86 - Step 6: Final answer
x = 41,832,887.88
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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.