Finding the Fourth Proportional to 273,128,630.81, 376,926,478.72 and 149,369,307.93
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Solution
The fourth proportional to 273,128,630.81, 376,926,478.72 and 149,369,307.93 is: 206,134,549.50
Step by Step Solution
- Step 1: Write the proportion equation
273,128,630.81 : 376,926,478.72 = 149,369,307.93 : x - Step 2: Convert to fraction form
273,128,630.81/376,926,478.72 = 149,369,307.93/x - Step 3: Cross multiply
273,128,630.81x = 376,926,478.72 × 149,369,307.93 - Step 4: Simplify right side
273,128,630.81x = 56,301,247,266,524,848 - Step 5: Solve for x
x = 56,301,247,266,524,848/273,128,630.81 - Step 6: Final answer
x = 206,134,549.50
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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.