Finding the Fourth Proportional to 343,127,704.79, 473,521,028.07 and 186,494,764.79
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Solution
The fourth proportional to 343,127,704.79, 473,521,028.07 and 186,494,764.79 is: 257,365,381.81
Step by Step Solution
- Step 1: Write the proportion equation
343,127,704.79 : 473,521,028.07 = 186,494,764.79 : x - Step 2: Convert to fraction form
343,127,704.79/473,521,028.07 = 186,494,764.79/x - Step 3: Cross multiply
343,127,704.79x = 473,521,028.07 × 186,494,764.79 - Step 4: Simplify right side
343,127,704.79x = 88,309,192,750,666,032 - Step 5: Solve for x
x = 88,309,192,750,666,032/343,127,704.79 - Step 6: Final answer
x = 257,365,381.81
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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.