Finding the Fourth Proportional to 93,359,692.69, 128,847,673.41 and 53,135,468.49
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Solution
The fourth proportional to 93,359,692.69, 128,847,673.41 and 53,135,468.49 is: 73,333,376.46
Step by Step Solution
- Step 1: Write the proportion equation
93,359,692.69 : 128,847,673.41 = 53,135,468.49 : x - Step 2: Convert to fraction form
93,359,692.69/128,847,673.41 = 53,135,468.49/x - Step 3: Cross multiply
93,359,692.69x = 128,847,673.41 × 53,135,468.49 - Step 4: Simplify right side
93,359,692.69x = 6,846,381,490,486,866 - Step 5: Solve for x
x = 6,846,381,490,486,866/93,359,692.69 - Step 6: Final answer
x = 73,333,376.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.