Finding the Fourth Proportional to 122,605,658.46, 183,931,154.70 and 35,163,514.62
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Solution
The fourth proportional to 122,605,658.46, 183,931,154.70 and 35,163,514.62 is: 52,751,772.87
Step by Step Solution
- Step 1: Write the proportion equation
122,605,658.46 : 183,931,154.70 = 35,163,514.62 : x - Step 2: Convert to fraction form
122,605,658.46/183,931,154.70 = 35,163,514.62/x - Step 3: Cross multiply
122,605,658.46x = 183,931,154.70 × 35,163,514.62 - Step 4: Simplify right side
122,605,658.46x = 6,467,665,847,366,931 - Step 5: Solve for x
x = 6,467,665,847,366,931/122,605,658.46 - Step 6: Final answer
x = 52,751,772.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.