Finding the Fourth Proportional to 97,940,996.24, 147,003,537.11 and 51,287,966.75
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Solution
The fourth proportional to 97,940,996.24, 147,003,537.11 and 51,287,966.75 is: 76,980,149.41
Step by Step Solution
- Step 1: Write the proportion equation
97,940,996.24 : 147,003,537.11 = 51,287,966.75 : x - Step 2: Convert to fraction form
97,940,996.24/147,003,537.11 = 51,287,966.75/x - Step 3: Cross multiply
97,940,996.24x = 147,003,537.11 × 51,287,966.75 - Step 4: Simplify right side
97,940,996.24x = 7,539,512,523,430,072 - Step 5: Solve for x
x = 7,539,512,523,430,072/97,940,996.24 - Step 6: Final answer
x = 76,980,149.41
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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.