Finding the Fourth Proportional to 293,419,266.30, 440,128,899.45 and 271,248,335.10
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Solution
The fourth proportional to 293,419,266.30, 440,128,899.45 and 271,248,335.10 is: 406,872,502.65
Step by Step Solution
- Step 1: Write the proportion equation
293,419,266.30 : 440,128,899.45 = 271,248,335.10 : x - Step 2: Convert to fraction form
293,419,266.30/440,128,899.45 = 271,248,335.10/x - Step 3: Cross multiply
293,419,266.30x = 440,128,899.45 × 271,248,335.10 - Step 4: Simplify right side
293,419,266.30x = 119,384,231,205,207,808 - Step 5: Solve for x
x = 119,384,231,205,207,808/293,419,266.30 - Step 6: Final answer
x = 406,872,502.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.