Finding the Fourth Proportional to 99,912,691.22, 149,636,236.14 and 97,154,512.43
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Solution
The fourth proportional to 99,912,691.22, 149,636,236.14 and 97,154,512.43 is: 145,505,394.63
Step by Step Solution
- Step 1: Write the proportion equation
99,912,691.22 : 149,636,236.14 = 97,154,512.43 : x - Step 2: Convert to fraction form
99,912,691.22/149,636,236.14 = 97,154,512.43/x - Step 3: Cross multiply
99,912,691.22x = 149,636,236.14 × 97,154,512.43 - Step 4: Simplify right side
99,912,691.22x = 14,537,835,564,042,044 - Step 5: Solve for x
x = 14,537,835,564,042,044/99,912,691.22 - Step 6: Final answer
x = 145,505,394.63
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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.