Finding the Fourth Proportional to 299,767,455.99, 413,552,416.39 and 200,680,127.64
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Solution
The fourth proportional to 299,767,455.99, 413,552,416.39 and 200,680,127.64 is: 276,853,774.64
Step by Step Solution
- Step 1: Write the proportion equation
299,767,455.99 : 413,552,416.39 = 200,680,127.64 : x - Step 2: Convert to fraction form
299,767,455.99/413,552,416.39 = 200,680,127.64/x - Step 3: Cross multiply
299,767,455.99x = 413,552,416.39 × 200,680,127.64 - Step 4: Simplify right side
299,767,455.99x = 82,991,751,706,473,920 - Step 5: Solve for x
x = 82,991,751,706,473,920/299,767,455.99 - Step 6: Final answer
x = 276,853,774.64
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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.