Finding the Fourth Proportional to 193,833,365.11, 267,588,761.97 and 149,681,246.83
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Solution
The fourth proportional to 193,833,365.11, 267,588,761.97 and 149,681,246.83 is: 206,636,352.35
Step by Step Solution
- Step 1: Write the proportion equation
193,833,365.11 : 267,588,761.97 = 149,681,246.83 : x - Step 2: Convert to fraction form
193,833,365.11/267,588,761.97 = 149,681,246.83/x - Step 3: Cross multiply
193,833,365.11x = 267,588,761.97 × 149,681,246.83 - Step 4: Simplify right side
193,833,365.11x = 40,053,019,529,365,688 - Step 5: Solve for x
x = 40,053,019,529,365,688/193,833,365.11 - Step 6: Final answer
x = 206,636,352.35
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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.