Finding the Fourth Proportional to 122,887,541.80, 184,331,312.70 and 110,558,110.60
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Solution
The fourth proportional to 122,887,541.80, 184,331,312.70 and 110,558,110.60 is: 165,837,165.90
Step by Step Solution
- Step 1: Write the proportion equation
122,887,541.80 : 184,331,312.70 = 110,558,110.60 : x - Step 2: Convert to fraction form
122,887,541.80/184,331,312.70 = 110,558,110.60/x - Step 3: Cross multiply
122,887,541.80x = 184,331,312.70 × 110,558,110.60 - Step 4: Simplify right side
122,887,541.80x = 20,379,321,656,529,784 - Step 5: Solve for x
x = 20,379,321,656,529,784/122,887,541.80 - Step 6: Final answer
x = 165,837,165.90
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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.