Finding the Fourth Proportional to 450,408,270.58, 675,481,907.58 and 135,261,585.16
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Solution
The fourth proportional to 450,408,270.58, 675,481,907.58 and 135,261,585.16 is: 202,853,187.95
Step by Step Solution
- Step 1: Write the proportion equation
450,408,270.58 : 675,481,907.58 = 135,261,585.16 : x - Step 2: Convert to fraction form
450,408,270.58/675,481,907.58 = 135,261,585.16/x - Step 3: Cross multiply
450,408,270.58x = 675,481,907.58 × 135,261,585.16 - Step 4: Simplify right side
450,408,270.58x = 91,366,753,566,171,424 - Step 5: Solve for x
x = 91,366,753,566,171,424/450,408,270.58 - Step 6: Final answer
x = 202,853,187.95
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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.