Finding the Fourth Proportional to 89,102,969.97, 122,955,910.62 and 49,412,548.11
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Solution
The fourth proportional to 89,102,969.97, 122,955,910.62 and 49,412,548.11 is: 68,185,884.84
Step by Step Solution
- Step 1: Write the proportion equation
89,102,969.97 : 122,955,910.62 = 49,412,548.11 : x - Step 2: Convert to fraction form
89,102,969.97/122,955,910.62 = 49,412,548.11/x - Step 3: Cross multiply
89,102,969.97x = 122,955,910.62 × 49,412,548.11 - Step 4: Simplify right side
89,102,969.97x = 6,075,564,848,919,610 - Step 5: Solve for x
x = 6,075,564,848,919,610/89,102,969.97 - Step 6: Final answer
x = 68,185,884.84
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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.