Finding the Fourth Proportional to 264,420,381.15, 396,630,571.73 and 160,956,035.55
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Solution
The fourth proportional to 264,420,381.15, 396,630,571.73 and 160,956,035.55 is: 241,434,053.33
Step by Step Solution
- Step 1: Write the proportion equation
264,420,381.15 : 396,630,571.73 = 160,956,035.55 : x - Step 2: Convert to fraction form
264,420,381.15/396,630,571.73 = 160,956,035.55/x - Step 3: Cross multiply
264,420,381.15x = 396,630,571.73 × 160,956,035.55 - Step 4: Simplify right side
264,420,381.15x = 63,840,084,402,785,936 - Step 5: Solve for x
x = 63,840,084,402,785,936/264,420,381.15 - Step 6: Final answer
x = 241,434,053.33
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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.