Finding the Fourth Proportional to 366,996,961.08, 550,495,441.62 and 148,751,857.08
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Solution
The fourth proportional to 366,996,961.08, 550,495,441.62 and 148,751,857.08 is: 223,127,785.62
Step by Step Solution
- Step 1: Write the proportion equation
366,996,961.08 : 550,495,441.62 = 148,751,857.08 : x - Step 2: Convert to fraction form
366,996,961.08/550,495,441.62 = 148,751,857.08/x - Step 3: Cross multiply
366,996,961.08x = 550,495,441.62 × 148,751,857.08 - Step 4: Simplify right side
366,996,961.08x = 81,887,219,255,049,728 - Step 5: Solve for x
x = 81,887,219,255,049,728/366,996,961.08 - Step 6: Final answer
x = 223,127,785.62
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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.