Finding the Fourth Proportional to 138,372,997.14, 207,602,672.49 and 41,332,533.93
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Solution
The fourth proportional to 138,372,997.14, 207,602,672.49 and 41,332,533.93 is: 62,011,697.96
Step by Step Solution
- Step 1: Write the proportion equation
138,372,997.14 : 207,602,672.49 = 41,332,533.93 : x - Step 2: Convert to fraction form
138,372,997.14/207,602,672.49 = 41,332,533.93/x - Step 3: Cross multiply
138,372,997.14x = 207,602,672.49 × 41,332,533.93 - Step 4: Simplify right side
138,372,997.14x = 8,580,744,504,651,603 - Step 5: Solve for x
x = 8,580,744,504,651,603/138,372,997.14 - Step 6: Final answer
x = 62,011,697.96
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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.