Finding the Fourth Proportional to 170,829,610.41, 235,743,688.65 and 92,511,371.67
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Solution
The fourth proportional to 170,829,610.41, 235,743,688.65 and 92,511,371.67 is: 127,665,057.29
Step by Step Solution
- Step 1: Write the proportion equation
170,829,610.41 : 235,743,688.65 = 92,511,371.67 : x - Step 2: Convert to fraction form
170,829,610.41/235,743,688.65 = 92,511,371.67/x - Step 3: Cross multiply
170,829,610.41x = 235,743,688.65 × 92,511,371.67 - Step 4: Simplify right side
170,829,610.41x = 21,808,971,999,556,912 - Step 5: Solve for x
x = 21,808,971,999,556,912/170,829,610.41 - Step 6: Final answer
x = 127,665,057.29
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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.