Finding the Fourth Proportional to 97,965,327.60, 146,780,029.80 and 63,869,122.80
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Solution
The fourth proportional to 97,965,327.60, 146,780,029.80 and 63,869,122.80 is: 95,694,180.56
Step by Step Solution
- Step 1: Write the proportion equation
97,965,327.60 : 146,780,029.80 = 63,869,122.80 : x - Step 2: Convert to fraction form
97,965,327.60/146,780,029.80 = 63,869,122.80/x - Step 3: Cross multiply
97,965,327.60x = 146,780,029.80 × 63,869,122.80 - Step 4: Simplify right side
97,965,327.60x = 9,374,711,747,883,860 - Step 5: Solve for x
x = 9,374,711,747,883,860/97,965,327.60 - Step 6: Final answer
x = 95,694,180.56
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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.