Finding the Fourth Proportional to 165,925,027.40, 248,887,541.10 and 149,485,785.80
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Solution
The fourth proportional to 165,925,027.40, 248,887,541.10 and 149,485,785.80 is: 224,228,678.70
Step by Step Solution
- Step 1: Write the proportion equation
165,925,027.40 : 248,887,541.10 = 149,485,785.80 : x - Step 2: Convert to fraction form
165,925,027.40/248,887,541.10 = 149,485,785.80/x - Step 3: Cross multiply
165,925,027.40x = 248,887,541.10 × 149,485,785.80 - Step 4: Simplify right side
165,925,027.40x = 37,205,149,657,163,296 - Step 5: Solve for x
x = 37,205,149,657,163,296/165,925,027.40 - Step 6: Final answer
x = 224,228,678.70
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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.