Finding the Fourth Proportional to 283,609,235.40, 425,413,853.10 and 242,794,566.60
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Solution
The fourth proportional to 283,609,235.40, 425,413,853.10 and 242,794,566.60 is: 364,191,849.90
Step by Step Solution
- Step 1: Write the proportion equation
283,609,235.40 : 425,413,853.10 = 242,794,566.60 : x - Step 2: Convert to fraction form
283,609,235.40/425,413,853.10 = 242,794,566.60/x - Step 3: Cross multiply
283,609,235.40x = 425,413,853.10 × 242,794,566.60 - Step 4: Simplify right side
283,609,235.40x = 103,288,172,089,050,576 - Step 5: Solve for x
x = 103,288,172,089,050,576/283,609,235.40 - Step 6: Final answer
x = 364,191,849.90
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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.