Finding the Fourth Proportional to 96,417,063.68, 133,076,733.60 and 63,380,364.80
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Solution
The fourth proportional to 96,417,063.68, 133,076,733.60 and 63,380,364.80 is: 87,478,829.99
Step by Step Solution
- Step 1: Write the proportion equation
96,417,063.68 : 133,076,733.60 = 63,380,364.80 : x - Step 2: Convert to fraction form
96,417,063.68/133,076,733.60 = 63,380,364.80/x - Step 3: Cross multiply
96,417,063.68x = 133,076,733.60 × 63,380,364.80 - Step 4: Simplify right side
96,417,063.68x = 8,434,451,921,960,417 - Step 5: Solve for x
x = 8,434,451,921,960,417/96,417,063.68 - Step 6: Final answer
x = 87,478,829.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.