Finding the Fourth Proportional to 112,496,875.15, 155,244,544.08 and 62,261,192.67
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Solution
The fourth proportional to 112,496,875.15, 155,244,544.08 and 62,261,192.67 is: 85,919,812.95
Step by Step Solution
- Step 1: Write the proportion equation
112,496,875.15 : 155,244,544.08 = 62,261,192.67 : x - Step 2: Convert to fraction form
112,496,875.15/155,244,544.08 = 62,261,192.67/x - Step 3: Cross multiply
112,496,875.15x = 155,244,544.08 × 62,261,192.67 - Step 4: Simplify right side
112,496,875.15x = 9,665,710,469,931,188 - Step 5: Solve for x
x = 9,665,710,469,931,188/112,496,875.15 - Step 6: Final answer
x = 85,919,812.95
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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.