Finding the Fourth Proportional to 117,119,477.05, 174,632,136.36 and 113,901,692.65
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Solution
The fourth proportional to 117,119,477.05, 174,632,136.36 and 113,901,692.65 is: 169,834,227.61
Step by Step Solution
- Step 1: Write the proportion equation
117,119,477.05 : 174,632,136.36 = 113,901,692.65 : x - Step 2: Convert to fraction form
117,119,477.05/174,632,136.36 = 113,901,692.65/x - Step 3: Cross multiply
117,119,477.05x = 174,632,136.36 × 113,901,692.65 - Step 4: Simplify right side
117,119,477.05x = 19,890,895,922,489,612 - Step 5: Solve for x
x = 19,890,895,922,489,612/117,119,477.05 - Step 6: Final answer
x = 169,834,227.61
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.