Finding the Fourth Proportional to 75,699,786.26, 113,786,705.75 and 49,957,513.02
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Solution
The fourth proportional to 75,699,786.26, 113,786,705.75 and 49,957,513.02 is: 75,092,693.31
Step by Step Solution
- Step 1: Write the proportion equation
75,699,786.26 : 113,786,705.75 = 49,957,513.02 : x - Step 2: Convert to fraction form
75,699,786.26/113,786,705.75 = 49,957,513.02/x - Step 3: Cross multiply
75,699,786.26x = 113,786,705.75 × 49,957,513.02 - Step 4: Simplify right side
75,699,786.26x = 5,684,500,833,758,747 - Step 5: Solve for x
x = 5,684,500,833,758,747/75,699,786.26 - Step 6: Final answer
x = 75,092,693.31
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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.