Finding the Fourth Proportional to 137,026,920.84, 205,458,297.57 and 43,613,542.07
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Solution
The fourth proportional to 137,026,920.84, 205,458,297.57 and 43,613,542.07 is: 65,394,187.14
Step by Step Solution
- Step 1: Write the proportion equation
137,026,920.84 : 205,458,297.57 = 43,613,542.07 : x - Step 2: Convert to fraction form
137,026,920.84/205,458,297.57 = 43,613,542.07/x - Step 3: Cross multiply
137,026,920.84x = 205,458,297.57 × 43,613,542.07 - Step 4: Simplify right side
137,026,920.84x = 8,960,764,105,213,419 - Step 5: Solve for x
x = 8,960,764,105,213,419/137,026,920.84 - Step 6: Final answer
x = 65,394,187.14
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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.