Finding the Fourth Proportional to 264,285,659.46, 396,021,051.09 and 141,480,273.18
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Solution
The fourth proportional to 264,285,659.46, 396,021,051.09 and 141,480,273.18 is: 212,002,295.58
Step by Step Solution
- Step 1: Write the proportion equation
264,285,659.46 : 396,021,051.09 = 141,480,273.18 : x - Step 2: Convert to fraction form
264,285,659.46/396,021,051.09 = 141,480,273.18/x - Step 3: Cross multiply
264,285,659.46x = 396,021,051.09 × 141,480,273.18 - Step 4: Simplify right side
264,285,659.46x = 56,029,166,493,243,936 - Step 5: Solve for x
x = 56,029,166,493,243,936/264,285,659.46 - Step 6: Final answer
x = 212,002,295.58
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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.