Finding the Fourth Proportional to 201,852,485.73, 278,556,542.37 and 109,032,994.49
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Solution
The fourth proportional to 201,852,485.73, 278,556,542.37 and 109,032,994.49 is: 150,465,592.92
Step by Step Solution
- Step 1: Write the proportion equation
201,852,485.73 : 278,556,542.37 = 109,032,994.49 : x - Step 2: Convert to fraction form
201,852,485.73/278,556,542.37 = 109,032,994.49/x - Step 3: Cross multiply
201,852,485.73x = 278,556,542.37 × 109,032,994.49 - Step 4: Simplify right side
201,852,485.73x = 30,371,853,947,988,880 - Step 5: Solve for x
x = 30,371,853,947,988,880/201,852,485.73 - Step 6: Final answer
x = 150,465,592.92
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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.