Finding the Fourth Proportional to 297,104,048.05, 409,995,599.68 and 178,093,864.02
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Solution
The fourth proportional to 297,104,048.05, 409,995,599.68 and 178,093,864.02 is: 245,764,744.90
Step by Step Solution
- Step 1: Write the proportion equation
297,104,048.05 : 409,995,599.68 = 178,093,864.02 : x - Step 2: Convert to fraction form
297,104,048.05/409,995,599.68 = 178,093,864.02/x - Step 3: Cross multiply
297,104,048.05x = 409,995,599.68 × 178,093,864.02 - Step 4: Simplify right side
297,104,048.05x = 73,017,700,578,208,288 - Step 5: Solve for x
x = 73,017,700,578,208,288/297,104,048.05 - Step 6: Final answer
x = 245,764,744.90
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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.