Finding the Fourth Proportional to 290,735,995.26, 436,188,431.74 and 93,995,207.84
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Solution
The fourth proportional to 290,735,995.26, 436,188,431.74 and 93,995,207.84 is: 141,020,110.92
Step by Step Solution
- Step 1: Write the proportion equation
290,735,995.26 : 436,188,431.74 = 93,995,207.84 : x - Step 2: Convert to fraction form
290,735,995.26/436,188,431.74 = 93,995,207.84/x - Step 3: Cross multiply
290,735,995.26x = 436,188,431.74 × 93,995,207.84 - Step 4: Simplify right side
290,735,995.26x = 40,999,622,298,804,952 - Step 5: Solve for x
x = 40,999,622,298,804,952/290,735,995.26 - Step 6: Final answer
x = 141,020,110.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.