Finding the Fourth Proportional to 102,757,408.19, 154,267,646.70 and 88,276,969.61
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Solution
The fourth proportional to 102,757,408.19, 154,267,646.70 and 88,276,969.61 is: 132,528,453.17
Step by Step Solution
- Step 1: Write the proportion equation
102,757,408.19 : 154,267,646.70 = 88,276,969.61 : x - Step 2: Convert to fraction form
102,757,408.19/154,267,646.70 = 88,276,969.61/x - Step 3: Cross multiply
102,757,408.19x = 154,267,646.70 × 88,276,969.61 - Step 4: Simplify right side
102,757,408.19x = 13,618,280,359,542,116 - Step 5: Solve for x
x = 13,618,280,359,542,116/102,757,408.19 - Step 6: Final answer
x = 132,528,453.17
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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.