Finding the Fourth Proportional to 91,237,285.44, 125,906,402.88 and 49,420,560.96
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Solution
The fourth proportional to 91,237,285.44, 125,906,402.88 and 49,420,560.96 is: 68,199,804.81
Step by Step Solution
- Step 1: Write the proportion equation
91,237,285.44 : 125,906,402.88 = 49,420,560.96 : x - Step 2: Convert to fraction form
91,237,285.44/125,906,402.88 = 49,420,560.96/x - Step 3: Cross multiply
91,237,285.44x = 125,906,402.88 × 49,420,560.96 - Step 4: Simplify right side
91,237,285.44x = 6,222,365,058,785,359 - Step 5: Solve for x
x = 6,222,365,058,785,359/91,237,285.44 - Step 6: Final answer
x = 68,199,804.81
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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.