Finding the Fourth Proportional to 373,386,163.35, 515,259,400.74 and 206,118,833.19
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Solution
The fourth proportional to 373,386,163.35, 515,259,400.74 and 206,118,833.19 is: 284,436,534.87
Step by Step Solution
- Step 1: Write the proportion equation
373,386,163.35 : 515,259,400.74 = 206,118,833.19 : x - Step 2: Convert to fraction form
373,386,163.35/515,259,400.74 = 206,118,833.19/x - Step 3: Cross multiply
373,386,163.35x = 515,259,400.74 × 206,118,833.19 - Step 4: Simplify right side
373,386,163.35x = 106,204,666,470,707,424 - Step 5: Solve for x
x = 106,204,666,470,707,424/373,386,163.35 - Step 6: Final answer
x = 284,436,534.87
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.