Finding the Fourth Proportional to 264,199,835.09, 364,604,112.73 and 158,318,353.53
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Solution
The fourth proportional to 264,199,835.09, 364,604,112.73 and 158,318,353.53 is: 218,484,325.70
Step by Step Solution
- Step 1: Write the proportion equation
264,199,835.09 : 364,604,112.73 = 158,318,353.53 : x - Step 2: Convert to fraction form
264,199,835.09/364,604,112.73 = 158,318,353.53/x - Step 3: Cross multiply
264,199,835.09x = 364,604,112.73 × 158,318,353.53 - Step 4: Simplify right side
264,199,835.09x = 57,723,522,819,349,480 - Step 5: Solve for x
x = 57,723,522,819,349,480/264,199,835.09 - Step 6: Final answer
x = 218,484,325.70
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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.