Finding the Fourth Proportional to 93,359,692.21, 128,847,672.74 and 53,135,468.01
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Solution
The fourth proportional to 93,359,692.21, 128,847,672.74 and 53,135,468.01 is: 73,333,375.80
Step by Step Solution
- Step 1: Write the proportion equation
93,359,692.21 : 128,847,672.74 = 53,135,468.01 : x - Step 2: Convert to fraction form
93,359,692.21/128,847,672.74 = 53,135,468.01/x - Step 3: Cross multiply
93,359,692.21x = 128,847,672.74 × 53,135,468.01 - Step 4: Simplify right side
93,359,692.21x = 6,846,381,393,039,218 - Step 5: Solve for x
x = 6,846,381,393,039,218/93,359,692.21 - Step 6: Final answer
x = 73,333,375.80
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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.