Finding the Fourth Proportional to 916,607,561.44, 1,374,897,879.84 and 226,514,796.88
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Solution
The fourth proportional to 916,607,561.44, 1,374,897,879.84 and 226,514,796.88 is: 339,768,868.47
Step by Step Solution
- Step 1: Write the proportion equation
916,607,561.44 : 1,374,897,879.84 = 226,514,796.88 : x - Step 2: Convert to fraction form
916,607,561.44/1,374,897,879.84 = 226,514,796.88/x - Step 3: Cross multiply
916,607,561.44x = 1,374,897,879.84 × 226,514,796.88 - Step 4: Simplify right side
916,607,561.44x = 311,434,713,982,700,224 - Step 5: Solve for x
x = 311,434,713,982,700,224/916,607,561.44 - Step 6: Final answer
x = 339,768,868.47
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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.