Finding the Fourth Proportional to 419,230,580.44, 578,514,592.44 and 231,058,304.08
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Solution
The fourth proportional to 419,230,580.44, 578,514,592.44 and 231,058,304.08 is: 318,847,447.80
Step by Step Solution
- Step 1: Write the proportion equation
419,230,580.44 : 578,514,592.44 = 231,058,304.08 : x - Step 2: Convert to fraction form
419,230,580.44/578,514,592.44 = 231,058,304.08/x - Step 3: Cross multiply
419,230,580.44x = 578,514,592.44 × 231,058,304.08 - Step 4: Simplify right side
419,230,580.44x = 133,670,600,614,718,816 - Step 5: Solve for x
x = 133,670,600,614,718,816/419,230,580.44 - Step 6: Final answer
x = 318,847,447.80
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.