Finding the Fourth Proportional to 500,832,539.09, 691,146,357.99 and 277,811,911.81
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Solution
The fourth proportional to 500,832,539.09, 691,146,357.99 and 277,811,911.81 is: 383,379,026.06
Step by Step Solution
- Step 1: Write the proportion equation
500,832,539.09 : 691,146,357.99 = 277,811,911.81 : x - Step 2: Convert to fraction form
500,832,539.09/691,146,357.99 = 277,811,911.81/x - Step 3: Cross multiply
500,832,539.09x = 691,146,357.99 × 277,811,911.81 - Step 4: Simplify right side
500,832,539.09x = 192,008,691,051,992,704 - Step 5: Solve for x
x = 192,008,691,051,992,704/500,832,539.09 - Step 6: Final answer
x = 383,379,026.06
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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.