Finding the Fourth Proportional to 275,781,413.36, 413,544,936.36 and 81,623,402.48
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Solution
The fourth proportional to 275,781,413.36, 413,544,936.36 and 81,623,402.48 is: 122,397,460.99
Step by Step Solution
- Step 1: Write the proportion equation
275,781,413.36 : 413,544,936.36 = 81,623,402.48 : x - Step 2: Convert to fraction form
275,781,413.36/413,544,936.36 = 81,623,402.48/x - Step 3: Cross multiply
275,781,413.36x = 413,544,936.36 × 81,623,402.48 - Step 4: Simplify right side
275,781,413.36x = 33,754,944,784,078,268 - Step 5: Solve for x
x = 33,754,944,784,078,268/275,781,413.36 - Step 6: Final answer
x = 122,397,460.99
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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.