Finding the Fourth Proportional to 97,804,990.70, 146,707,486.05 and 63,792,766.70
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Solution
The fourth proportional to 97,804,990.70, 146,707,486.05 and 63,792,766.70 is: 95,689,150.05
Step by Step Solution
- Step 1: Write the proportion equation
97,804,990.70 : 146,707,486.05 = 63,792,766.70 : x - Step 2: Convert to fraction form
97,804,990.70/146,707,486.05 = 63,792,766.70/x - Step 3: Cross multiply
97,804,990.70x = 146,707,486.05 × 63,792,766.70 - Step 4: Simplify right side
97,804,990.70x = 9,358,876,430,731,156 - Step 5: Solve for x
x = 9,358,876,430,731,156/97,804,990.70 - Step 6: Final answer
x = 95,689,150.05
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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.