Finding the Fourth Proportional to 53,513,766.30, 73,855,123.81 and 29,998,654.23
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Solution
The fourth proportional to 53,513,766.30, 73,855,123.81 and 29,998,654.23 is: 41,401,577.12
Step by Step Solution
- Step 1: Write the proportion equation
53,513,766.30 : 73,855,123.81 = 29,998,654.23 : x - Step 2: Convert to fraction form
53,513,766.30/73,855,123.81 = 29,998,654.23/x - Step 3: Cross multiply
53,513,766.30x = 73,855,123.81 × 29,998,654.23 - Step 4: Simplify right side
53,513,766.30x = 2,215,554,322,290,030.25 - Step 5: Solve for x
x = 2,215,554,322,290,030.25/53,513,766.30 - Step 6: Final answer
x = 41,401,577.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.