Finding the Fourth Proportional to 97,821,545.40, 146,772,174.96 and 49,313,379.96
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Solution
The fourth proportional to 97,821,545.40, 146,772,174.96 and 49,313,379.96 is: 73,990,162.41
Step by Step Solution
- Step 1: Write the proportion equation
97,821,545.40 : 146,772,174.96 = 49,313,379.96 : x - Step 2: Convert to fraction form
97,821,545.40/146,772,174.96 = 49,313,379.96/x - Step 3: Cross multiply
97,821,545.40x = 146,772,174.96 × 49,313,379.96 - Step 4: Simplify right side
97,821,545.40x = 7,237,832,031,358,078 - Step 5: Solve for x
x = 7,237,832,031,358,078/97,821,545.40 - Step 6: Final answer
x = 73,990,162.41
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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.