Finding the Fourth Proportional to 157,629,560.15, 236,466,904.60 and 48,463,896.00
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Solution
The fourth proportional to 157,629,560.15, 236,466,904.60 and 48,463,896.00 is: 72,702,781.52
Step by Step Solution
- Step 1: Write the proportion equation
157,629,560.15 : 236,466,904.60 = 48,463,896.00 : x - Step 2: Convert to fraction form
157,629,560.15/236,466,904.60 = 48,463,896.00/x - Step 3: Cross multiply
157,629,560.15x = 236,466,904.60 × 48,463,896.00 - Step 4: Simplify right side
157,629,560.15x = 11,460,107,472,923,168 - Step 5: Solve for x
x = 11,460,107,472,923,168/157,629,560.15 - Step 6: Final answer
x = 72,702,781.52
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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.