Finding the Fourth Proportional to 65,203,702.40, 97,805,553.60 and 31,191,478.40
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Solution
The fourth proportional to 65,203,702.40, 97,805,553.60 and 31,191,478.40 is: 46,787,217.60
Step by Step Solution
- Step 1: Write the proportion equation
65,203,702.40 : 97,805,553.60 = 31,191,478.40 : x - Step 2: Convert to fraction form
65,203,702.40/97,805,553.60 = 31,191,478.40/x - Step 3: Cross multiply
65,203,702.40x = 97,805,553.60 × 31,191,478.40 - Step 4: Simplify right side
65,203,702.40x = 3,050,699,812,514,442 - Step 5: Solve for x
x = 3,050,699,812,514,442/65,203,702.40 - Step 6: Final answer
x = 46,787,217.60
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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.