Finding the Fourth Proportional to 305,910,702.24, 422,156,829.84 and 166,681,464.00
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Solution
The fourth proportional to 305,910,702.24, 422,156,829.84 and 166,681,464.00 is: 230,020,453.43
Step by Step Solution
- Step 1: Write the proportion equation
305,910,702.24 : 422,156,829.84 = 166,681,464.00 : x - Step 2: Convert to fraction form
305,910,702.24/422,156,829.84 = 166,681,464.00/x - Step 3: Cross multiply
305,910,702.24x = 422,156,829.84 × 166,681,464.00 - Step 4: Simplify right side
305,910,702.24x = 70,365,718,435,966,168 - Step 5: Solve for x
x = 70,365,718,435,966,168/305,910,702.24 - Step 6: Final answer
x = 230,020,453.43
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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.