Finding the Fourth Proportional to 431,514,924.66, 595,344,882.09 and 245,744,408.70
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Solution
The fourth proportional to 431,514,924.66, 595,344,882.09 and 245,744,408.70 is: 339,044,301.04
Step by Step Solution
- Step 1: Write the proportion equation
431,514,924.66 : 595,344,882.09 = 245,744,408.70 : x - Step 2: Convert to fraction form
431,514,924.66/595,344,882.09 = 245,744,408.70/x - Step 3: Cross multiply
431,514,924.66x = 595,344,882.09 × 245,744,408.70 - Step 4: Simplify right side
431,514,924.66x = 146,302,676,021,778,272 - Step 5: Solve for x
x = 146,302,676,021,778,272/431,514,924.66 - Step 6: Final answer
x = 339,044,301.04
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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.